Metascan release notes

V 4.1.8

Release date: 07/28/2025

• New Config Option in Sophos (Windows & Linux) Max Recursion Depth

V 4.1.7

Release date: 07/14/2025

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.96-2299
• Upgrade Vir.IT ML Windows SDK to 9.5.96-2151
• Upgrade AhnLab Windows SDK to 3.27.2.4-2383
• Upgrade AhnLab Linux SDK to 3.27.2.4-2358
• Upgrade Avira Windows SDK to 4.15.26-2318
• Upgrade Avira Linux SDK to 4.15.26-2281
• Upgrade Ikarus Windows SDK to 6.4.12-2283
• Upgrade Ikarus Linux SDK to 6.4.12-2193
• Upgrade Ikarus Linux updater
• Upgrade Ikarus Windows updater
• Upgrade Avira Linux updater
• Upgrade Avira Windows updater

V 4.1.6

Release date: 07/3/2025

• Set default temp directory to OPSWAT's temp dir for Emsisoft - Windows

V 4.1.5

Release date: 06/23/2025

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.94-2286
• Upgrade Vir.IT ML Windows SDK to 9.5.94-2140
• Upgrade Varist Windows SDK to 6.6.2-2254
• Upgrade Varist Linux SDK to 6.6.2-2219
• Upgrade ESET Windows SDK to 1.4.2.0-2186
• Upgrade ESET Linux SDK to 1.4.2.0-2178
• Upgrade ClamAV Windows SDK to 1.4.3-2460
• Upgrade ClamAV Linux SDK to 1.4.3-2545
• Upgrade ClamAV Linux updater
• Upgrade ClamAV Windows updater
• Resolved a security vulnerability in the ClamAV engine

V 4.1.4

Release date: 06/12/2025

• Upgrade ESET Windows SDK to 1.4.2-2178
• Upgrade ESET Linux SDK to 1.4.2-2172
• Upgrade Filseclab Windows SDK to 1.0.2.2132-2078
• Upgrade Bkav Pro Windows SDK to 8.2.31-503
• Upgrade ESET Linux updater
• Upgrade ESET Windows updater
• Fix the issue where Bkav Pro fails to detect malicious files in SFX installers
• Fix the issue where Filseclab caused a system shutdown bug

V 4.1.3

Release date: 06/02/2025

• Upgrade ClamAV Windows SDK to 1.4.2-2439
• Upgrade ClamAV Linux SDK to 1.4.2-2525
• Customers can now configure the Avira engine to treat PUP/PUA detections as infected or not
• Fix ClamAV Windows when MDCore’s temp directory is set to a RAMDISK

V4.1.2

Release date: 04/25/2025

• Upgrade ClamAV Windows SDK to 1.4.2-2411
• Upgrade ClamAV Linux SDK to 1.4.2-2516
• Upgrade Comodo Windows SDK to 6.5.0.1195-2316
• Upgrade AhnLab Windows SDK to 3.27.1.1-2344
• Upgrade AhnLab Linux SDK to 3.27.1.1-2330
• Upgrade Avira Windows SDK to 4.15.25-2248
• Upgrade Avira Linux SDK to 4.15.25-2248
• Upgrade Bitdefender Windows SDK to 3.0.1.306-2159
• Upgrade Bitdefender Linux SDK to 3.0.1.297-2093
• Upgrade BKAV Pro Windows SDK to 8.2.30-477
• Upgrade CMC Windows SDK to 2.3.5-389
• Upgrade CrowdStrike Windows SDK to 1.10.1-1945
• Upgrade CrowdStrike Linux SDK to 1.10.1-1669
• Upgrade Cylance Windows SDK to 1.2.1-587
• Upgrade Cylance Linux SDK to 1.2.0-629
• Upgrade Emsisoft Windows SDK to 2021.05.7597-2036
• Upgrade Eset Windows SDK to 1.0.0-2127
• Upgrade Eset Linux SDK to 1.0.0-2126
• Upgrade Filseclab Windows SDK to 1.0.2.2123-2030
• Upgrade Gridinsoft Windows SDK to 1.0.209-329
• Upgrade Huorong Windows SDK to 1.0.0-1835
• Upgrade Ikarus Windows SDK to 6.3.23-2230
• Upgrade K7 Windows SDK to 4.0.0.7-2280
• Upgrade K7 Linux SDK to 4.0.0.7-2354
• Upgrade Lionic Windows SDK to 8.23-1876
• Upgrade Lionic Linux SDK to 8.23-1676
• Upgrade McAfee Windows SDK to 6700-2144
• Upgrade McAfee Linux SDK to 6700-2098
• Upgrade Microsoft Defender Windows SDK to 1.0.0
• Upgrade NANO AV Windows SDK to 1.0.146.25796-1980
• Upgrade NETGATE Windows SDK to 25.0.650.0-1865
• Upgrade QuickHeal Windows SDK to 18.0-2086
• Upgrade QuickHeal Linux SDK to 18.0-2049
• Upgrade RocketCyber Windows SDK to 02_01___2025-1915
• Upgrade RocketCyber Linux SDK to 09_07 _2024-363
• Upgrade Scrutiny Windows SDK to 3.2.4-1336
• Upgrade Sophos Windows SDK to 4.21-3.93.1-2035
• Upgrade Sophos Linux SDK to 4.21-3.93.1-1979
• Upgrade Systweak Windows SDK to 1.0.0.2-1980
• Upgrade TACHYON Windows SDK to 20240927-1965
• Upgrade Varist Windows SDK to 6.6.1-2210
• Upgrade Varist Linux SDK to 6.6.1-2189
• Upgrade Vir.IT eXplorer Windows SDK to 9.5.81-2262
• Upgrade Vir.IT ML Windows SDK to 9.5.81-2113
• Upgrade VirusBlockAda Windows SDK to 5.3.2-1970
• Upgrade Webroot Windows SDK to 1.4.114-1876
• Upgrade XVirus Windows SDK to 4.2.3-1778
• Upgrade Zillya Windows SDK to 1.2.0.11-2029
• Upgrade Antiy Windows SDK to 3.0.3.1-2063
• Upgrade ClamAV Linux updater
• Fix the issue in VirusBlockAda where PDFs are incorrectly flagged as suspicious
• Fix ClamAV integration issue to ensure compatibility with Debian 9
• The BKAV Pro SDK update has improved malware detection, reduced false positives, and enhanced scanning of packaged files

V4.1.1

Release date: 03/05/2025

• Upgrade ClamAV Windows SDK to 1.4.2-2385
• Upgrade ClamAV Linux SDK to 1.4.2-2475
• Upgrade AhnLab Windows SDK to 3.27.1.1-2322
• Upgrade AhnLab Linux SDK to 3.27.1.1-2312
• Upgrade K7 Windows SDK to 4.0.0.7-2257
• Upgrade K7 Linux SDK to 4.0.0.7-2335
• Upgrade RocketCyber Windows SDK to 02___01_2025-1897
• Upgrade RocketCyber Linux SDK to 09_07_2024-349
• Upgrade Avira Windows SDK to 4.15.25-2224
• Upgrade Avira Linux SDK to 4.15.25-2234
• Upgrade Sophos Windows SDK to 4.21-3.93.1-2014
• Upgrade Sophos Linux SDK to 4.21-3.93.1-1965
• Upgrade Gridinsoft Windows SDK to 1.0.209-308
• Upgrade Vir.IT eXplorer Windows SDK to 9.5.81-2244
• Upgrade Vir.IT ML Windows SDK to 9.5.81-2090
• Upgrade ClamAV Windows updater
• Upgrade ClamAV Linux updater
• Upgrade Avira Windows updater
• Upgrade Avira Linux updater
• Upgrade Gridinsoft Windows updater

V4.0.98

Release date: 02/28/2025

• The Tachyon license has been updated

V4.0.97

Release date: 02/03/2025

• Upgrade AhnLab Windows SDK to 3.27.0.8-2308
• Upgrade Bitdefender Windows SDK to 3.0.1.306-2122
• Upgrade CMC Windows SDK to 2.3.5-353
• Upgrade Emsisoft Windows SDK to 2021.05.7597-2001
• Upgrade ESET Windows SDK to 1.0.0-2093
• Upgrade Huorong Windows SDK to 1.0.0-1800
• Upgrade K7 Windows SDK to 4.0.0.6-2240
• Upgrade McAfee Windows SDK to 6700-2106
• Upgrade QuickHeal Windows SDK to 18.0-2046
• Upgrade Sophos Windows SDK to 4.20-3.92.0-1996
• Upgrade TACHYON Windows SDK to 2020.4.22.1-2115
• Upgrade Varist Windows SDK to 6.6.1-2178
• Upgrade Vir.IT eXplorer Windows SDK to 9.5.80-2229
• Upgrade Vir.IT ML Windows SDK to 9.5.80-2075
• Upgrade VirusBlockAda Windows SDK to 5.3.1-1932
• Upgrade Zillya! Windows SDK to 1.2.0.11-1992
• Upgrade BKAV Pro Windows SDK to 8.2.25-422
• Upgrade Gridinsoft Windows SDK to 1.0.203-281
• Upgrade Gridinsoft Windows updater
• Resolved an issue where the Zillya! engine was locking files after a scan
• Resolved an issue where BKAV Pro engine crashed with certain files
• Added support for scanning Office file formats in BKAV Pro engine
• Improved malware detection rate in BKAV Pro engine
• Reduced false positive rate in BKAV Pro engine
• Resolved an issue with multi-thread scanning in Vir.IT engine

V4.0.96

Release date: 01/16/2025

• Upgrade Scrutiny Windows SDK to 3.2.4-1278
• Upgrade Scrutiny Windows updater

V4.0.95

Release date: 12/18/2024

• Reverted the VirusBlokada SDK engine update to address and resolve the false positive detection issue in PDF files

V4.0.94

Release date: 12/16/2024

• Upgrade XVirus Windows SDK to 4.2.3-1717
• Upgrade XVirus Linux SDK to 4.2.3-354
• Upgrade Ikarus Windows SDK to 6.3.23-2165
• Upgrade Ikarus Linux SDK to 6.3.23-2110
• Upgrade Ikarus Widnows updater
• Upgrade Ikarus Linux updater
• Upgrade Comodo Windows SDK to 6.5.0.1195-2241
• Upgrade Vir.it eXplorer Windows SDK to 9.5.76-2194
• Upgrade Vir.it ML Windows SDK to 9.5.76-2037
• Performance Improvement in XVirus for Windows and Linux
• Added a new heuristic engine in Vir.IT to detect AutoIT malware and LNK files
• Added new functions to heuristic engines in Vir.IT for detecting MSIL malwares

V4.0.93

Release date: 11/28/2024

• Upgrade K7 Linux SDK to 4.0.0.5-2276
• Upgrade K7 Windows SDK to 4.0.0.5-2195
• Upgrade VirusBlokAda Windows SDK to 5.0.0-1888
• Upgrade VirusBlokAda Widnows updater
• Resolved a vulnerability in the K7 engine
• Add preflight script to check OS version for K7 engine (CentOS 7 is not supported anymore)

V4.0.92

Release date: 11/20/2024

• Upgrade Xvirus Linux SDK to 4.2.2-341
• Upgrade Systweak Windows SDK to 1.0.0.2-1785
• Upgrade Systweak Windows updater
• Upgrade Ahnlab Linux SDK to 3.26.1.4-2253
• Upgrade Ahnlab Windows SDK to 3.26.1.4-2261
• Upgrade BKAV Pro Windows SDK to 8.2.23-379
• Upgrade Avira Windows SDK to 4.15.23-2168
• Upgrade RocketCyber Linux updater
• Upgrade RocketCyber Windows updater
• Upgrade Lionic Linux SDK to 8.23-1600
• Upgrade Lionic Windows SDK to 8.23-1793

V4.0.91

Release date: 11/18/2024

• Upgrade Filseclab windows SDK to 1.0.2.2123-1948
• Upgrade Filseclab Windows updater
• Switched the Filseclab engine process to 64-bit for enhanced performance
• Disabled the QProcess timeout in Filseclab to improve stability

V4.0.90

Release date: 10/22/2024

• Upgrade Cylance Linux SDK to 1.2.0-539
• Upgrade Cylance Windows SDK to 1.2.1-484
• Upgrade RocketCyber Linux SDK to 22_05_2024-262
• Upgrade RocketCyber Windows SDK to 12_02_2021-1818
• Upgrade Webroot SMD Linux SDK to 1.4.114-1767
• Upgrade Webroot SMD Windows SDK to 1.4.114-1770
• Upgrade Avira Linux SDK to 4.15.23-2163
• Upgrade Avira Windows SDK to 4.15.23-2147
• Upgrade TACHYON Linux SDK to 20240927-1880
• Upgrade Avira Windows updater
• Upgrade Avira Linux updater
• Add a UI option to the Cylance engine to configure the malware detection threshold
• Resolve the issue causing the TACHYON engine to crash on certain files

V4.0.89

Release date: 10/15/2024

• Upgrade CMC Windows updater
• Upgrade CMC Linux updater
• Upgrade BKAV Pro Windows updater
• Upgrade Cylance Windows updater
• Upgrade Cylance Linux updater
• Upgrade Emsisoft Windows updater
• Upgrade ESET Windows updater
• Upgrade Lionic Windows updater
• Upgrade Lionic Linux updater
• Upgrade NANOAV Windows updater
• Upgrade NANOAV Linux updater
• Upgrade NETGATE Windows updater
• Upgrade Systweak Windows updater
• Upgrade Webroot SMD Windows updater
• Upgrade Webroot SMD Linux updater

V4.0.88

Release date: 10/14/2024

• Upgrade Gridinsoft Windows SDK to 1.0.187-191

• Upgrade Bkav Pro Windows SDK to 8.2.22-323

• Upgrade Varist Windows SDK to 6.6.1-2103

• Upgrade Varist Linux SDK to 6.6.1-2095

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.72-2148

• Upgrade Vir.IT ML Windows SDK to 9.5.72-1989

• Upgrade ClamAV Windows SDK to 1.4.1-2297

• Upgrade ClamAV Linux SDK to 1.4.1-2392

• Varist updates include multiple new features and bug fixes:

  • Fixed memory corruption issue
  • Resolved endless loop in DOS malware scans
  • Improved URL detection and recovery for Office malware
  • Enhanced encrypted password feature for archive scanning
  • Improved scan speed and stability across various formats

• Improved BKAV engine for better malware detection and fewer false positives

• Enabled support for image fuzzy hashing in ClamAV

V4.0.87

Release date: 09/12/2024

• Upgrade Cylance Windows SDK to 1.2.1-437
• Upgrade Cylance Linux SDK to 1.2.0-474
• Fixed false positive verdicts when scanning unsupported files with Cylance

V4.0.86

Release date: 09/04/2024

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.66
• Upgrade Vir.IT ML Windows SDK to 9.5.66
• Upgrade CMC Windows SDK to 2.3.5
• Upgrade CMC Linux SDK to 2.3.5
• Upgrade CMC Windows updater
• Upgrade CMC Linux updater
• Updated the Vir.IT engine to patch the vulnerabilities
• Disable scan by cloud option by default on CMC engine

V4.0.85

Release date: 09/02/2024

• Updated the Vir.IT engine to patch the vulnerabilities
• Upgrade Vir.IT eXplorer Windows SDK to 9.5.65
• Upgrade Vir.IT ML Windows SDK to 9.5.65

V4.0.84

Release date: 08/20/2024

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.64
• Upgrade Vir.IT ML Windows SDK to 9.5.64
• Upgrade K7 Windows SDK to 4.0.0.3
• Upgrade Avira Windows SDK to 4.15.22
• Upgrade Avira Linux SDK to 4.15.22
• Upgrade Avira Windows updater
• Upgrade Avira Linux updater
• Upgrade AhnLab Windows SDK to 3.26.0.5
• Upgrade AhnLab Linux SDK to 3.26.0.5
• Improved Windows Vir.IT eXplorer scan speed for EML files
• Prevent Windows K7 extracting files to system temp directory

V4.0.83

Release date: 08/13/2024

• Upgrade Gridinsoft SDK to 1.0.183
• Improve Antiy's scan speed
• Fix Comodo failure when repeating scan a file

V4.0.82

Release date: 07/23/2024

• Improve encrypted files recognition in Cylance

V4.0.81

Release date: 07/18/2024

• Comodo new configurations on Windows and Linux:
  • Max scanned script size - Text files larger than the threshold won't be scanned

V4.0.80

Release date: 07/15/2024

• Upgrade Cylance Windows SDK to 1.2.1
• Upgrade Cylance Linux SDK to 1.2.0
• Upgrade Lionic Windows SDK to 8.17-1658
• Upgrade Lionic Linux SDK to 8.17-1499
• Improve archive handling in Cylance

V4.0.79

Release date: 07/09/2024

• New scan engine in Windows: Gridinsoft
• Upgrade Sophos Windows SDK to 4.18-3.90.0
• Upgrade Sophos Linux SDK to 4.18-3.90.0
• Upgrade RocketCyber Linux SDK to 22-05-2024
• Upgrade ESET Windows updater
• Upgrade ESET Linux updater
• Upgrade Avira Windows updater
• Upgrade Avira Linux updater

V4.0.78

Release date: 07/04/2024

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.61
• Upgrade Vir.IT ML Windows SDK to 9.5.61
• Upgrade Bkav Windows SDK to 8.2.21

V4.0.77

Release date: 06/21/2024

• Upgrade K7 Windows updater
• Upgrade K7 Linux updater
• Upgrade McAfee Windows updater
• Upgrade McAfee Linux updater
• Upgrade VirusBlokAda Windows updater
• Upgrade Varist Windows updater
• Upgrade Varist Linux updater

V4.0.76

Release date: 06/18/2024

• Upgrade Vir.IT eXplorer Windows SDK to 9.5.59
• Upgrade Vir.IT ML Linux SDK to 9.5.59

V4.0.75

Release date: 06/12/2024

• Upgrade CrowdStrike Falcon ML Windows SDK to 1.10.1
• Upgrade CrowdStrike Falcon ML Linux SDK to 1.10.1
• Upgrade Cylance Linux SDK to 1.2.0

V4.0.74

Release date: 04/24/2024

• Upgrade Avira Windows SDK to 4.15.21.77
• Upgrade Avira Linux SDK to 4.15.21.77
• Performance Improvement in Comodo for Windows

V4.0.73

Release date: 04/18/2024

• Upgrade NANOAV Windows SDK to 1.0.146.90815
• Upgrade NETGATE Windows SDK to 25.0.650.0
• Upgrade Vir.IT eXplorer Windows SDK to 9.5.0.68
• Upgrade Vir.IT ML Windows SDK to 9.5.0.68
• Upgrade Bitdefender Windows SDK to 3.0.1.306
• Upgrade Bitdefender Windows updater
• Upgrade Bitdefender Linux updater
• Temporary folder config in AhnLab - Linux
• Temporary folder config in AhnLab - Windows

V4.0.72

Release date: 03/26/2024

• Upgrade QuickHeal Windows SDK to 18.0
• Upgrade IKARUS Windows SDK to 6.03.11
• Upgrade IKARUS Linux SDK to 6.03.11
• Upgrade Avira Windows SDK to 4.15.20.156
• Upgrade Avira Linux SDK to 4.15.20.156
• Upgrade Anhlab Windows SDK to 3.25.1.4.34589
• Upgrade Anhlab Linux SDK to 3.25.1.4.34589
• Upgrade Vir.IT Windows SDK to 9.5.0.59
• Upgrade Vir.IT Linux SDK to 9.5.0.59
• Upgrade CMC Windows updater

V4.0.71

Release date: 03/06/2024

• New scan engine in Linux: CMC
• Upgrade IKARUS Windows SDK to 6.03.07
• Upgrade IKARUS Linux SDK to 6.03.07
• Upgrade Sophos Windows SDK to 4.17-3.0090
• Upgrade Sophos Linux SDK to 4.17-3.0090
• Upgrade TACHYON Windows updater
• Upgrade TACHYON Linux updater

V4.0.70

Release date: 02/06/2024

• Upgrade AhnLab Windows SDK to 3.25.0.6.34367
• Upgrade AhnLab Linux SDK to 3.25.0.6.34367
• Upgrade Cylance Windows SDK to 1.1.2
• Upgrade BKAV Windows SDK to 8.2.20
• Upgrade McAfee Windows SDK to 6700
• Upgrade McAfee Linux SDK to 6700

V4.0.69

Release date: 01/22/2024

• New scan engine in Windows: BKAV

V4.0.68

Release date: 01/18/2024

• Resolved issue where log rotation failure on Windows ClamAV
• Resolved issue where log rotation failure on Windows Cylance
• Resolved issue where log rotation failure on Windows Filseclab
• Set log level during scanner initialization on Linux Bitdefender
• Set log level during scanner initialization on Windows Bitdefender
• Set log level during scanner initialization on Windows Filseclab
• The Metadefender MetaScan MAX package for both Windows and Linux has been updated to remove Kaspersky
• The Metadefender MetaScan 20 Windows package update replaces Kaspersky with Xvirus and Antiy, with Lionic

V4.0.67

Release date: 01/16/2024

• The Aegislab engine has been renamed to Lionic
• Upgrade Lionic Windows SDK to 8.7
• Upgrade Lionic Linux SDK to 8.7

V4.0.66

Release date: 01/04/2024

• Upgrade Clamav Windows SDK to 0.103.11
• Upgrade Clamav Linux SDK to 0.103.11
• Upgrade Sophos Windows SDK to 4.17-3.89.0
• Upgrade Sophos Linux SDK to 4.17-3.89.0
• XVirus new configurations on Windows and Linux:
  • EnableHeuristics - Enables heuristics scanning of files. Default: true
  • MaxScanLength - Maximum file size to be scanned in bytes. If set “null” then there is no limit. Default: null

V4.0.65

Release date: 12/18/2023

• Upgrade Vir.IT to 9.5.43
• Upgrade RocketCyber 03_11_2023
• Upgrade Kaspersky to 8.10.1.1311
• Fix Cylance, Vir.IT to return not scanned for password protected archives
• Improve integration to avoid DLL hijack

V4.0.64

Release date: 12/7/2023

• New scan engine in Windows: CMC
  • Upgrade CMC Windows SDK to 2.3.1

V4.0.63

Release date: 12/4/2023

• Upgrade Cylance Windows SDK to 1.1.0
• Upgrade Cylance Linux SDK to 1.1.0
• Make archive scanning depth configurable in Cylance for Windows and Linux

V4.0.62

Release date: 11/20/2023

• New scan engine in Linux: RocketCyber

V4.0.61

Release date: 11/13/2023

• Upgrade IKARUS Winnows SDK to 6.2.7
• Upgrade IKARUS Linux SDK to 6.2.7
• A bug fix has been released for the IKARUS Windows SDK

V4.0.60

Release date: 10/23/2023

• Upgrade Avira Windows SDK to 4.15.19
• Upgrade Avira Linux SDK to 4.15.19

V4.0.59

Release date: 10/19/2023

• Increased the maximum number of concurrency to the Cylance engine
• Introduced a timeout feature for the Cylance SDK requests

V4.0.58

Release date: 10/9/2023

• Enhance the script for Windows Defender

V4.0.57

Release date: 9/25/2023

• Enhance the script for Windows Defender

V4.0.56

Release date: 9/7/2023

• Introduction of Linux Max Package

  • It includes 19 engines (AhnLab, Avira, Bitdefender, ClamAV, Eset, QuickHeal, K7 Security, Tachyon, Varist, Ikarus, Kaspersky, McAfee, Nano, Sophos, Webroot, CrowdStrike, AegisLab, Cylance, and XVirus)

• New scan engine in Linux: Xvirus

• New scan engine in Linux and Windows: Cylance

• Update Avira Linux SDK to 4.15.17

• Update Avira Windows SDK to 4.15.17

V4.0.55

Release date: 9/6/2023

• Update Sophos Linux SDK to 4.16.3.88
• Update Sophos Windows SDK to 4.16.3.88
• New config “Scan all file types” added to Sophos (Linux) and Sophos (Windows)

V4.0.54

Release date: 8/29/2023

• Update Xvirus SDK to 4.2

V4.0.53

Release date: 8/23/2023

• Updated VirIT ML SDK to 9.5.34
• Updated VirIT eXplorer SDK to 9.5.34

V4.0.52

Release date: 8/9/2023

• Improved the speed of ClamAV

V4.0.51

Release date: 6/28/2023

• Updated VirIT ML SDK to 9.5.27
• Updated VirIT eXplorer SDK to 9.5.27

V4.0.50

Release date: 6/22/2023

• Fixed the issue where engines fail to scan .dat and .ink files

V4.0.49

Release date: 6/19/2023

• Updated Ahnlab SDK to 3.23.3.2
• Updated IKARUS SDK to 6.1.10

V4.0.48

Release date: 5/22/2023

• The Cyren engine has been renamed to Varist

V4.0.47

Release date: 5/22/2023

• All Windows Docker updaters have been updated
• Fixed an issue reported by customer when Avira returned Failed to scan result to a sample file

V4.0.46

Release date: 4/26/2023

• Fixed an issue that caused K7 Windows to permanently fail on some environments

V4.0.45

Release date: 4/20/2023

• Updated ClamAV to 0.103.8 to increase performance

V4.0.44

Release date: 3/29/2023

• Updated Adaware CLI that caused the engine to fail initializing

V4.0.43

Release date: 3/23/2023

• Upgrade IKARUS SDK to 6.1.6
• Upgrade Vir.IT SDK to 9.5.25
• Upgrade Avira SDK to 4.15.15

V4.0.42

Release date: 3/22/2023

• Updated the TACHYON updater utility to patch vulnerabilities in their 3rd parties

V4.0.41

Release date: 3/20/2023

• Added description to all engine configurations

V4.0.40

Release date: 3/7/2023

• Fixed an issue where ClamAV Linux had a missing dependency

V4.0.39

Release date: 3/1/2023

• Fixed an issue, where Huorong updater did not generate databases

v4.0.38

Release date: 3/1/2023

• Upgrade AhnLab SDK to 3.23.1.2
• Upgrade Sophos SDK to 4.15-3.87.0
• Upgrade CrowdStrike SDK to 1.8.1
• Fixed an issue where AhnLab may not initialize on specific systems
• Fixed an issue with Systweak update generation

v4.0.37

Release date: 2/21/2023

• Updated ClamAV SDK to 1.0.1 to resolve vulnerabilities

v4.0.36

Release date: 2/16/2023

• Updated XVirus SDK to 4.1

v4.0.35

Release date 1/9/2023

• Updated McAfee SDK to 6600
• Fixed Avira issue that caused previous release to fail permanently when updating

v4.0.34

Release date 12/6/2022

• Upgrade Bitdefender to 3.0.1.297
• Upgrade ClamAV Windows to 0.103.7-2
• Significantly improved the multi-thread speed of Sophos Windows
• Fixed an issue where Avira did not detect infected files in nested archives

v4.0.33

Release date 11/21/2022

• Upgrade XVirus Engine

v4.0.32

Release date 10/27/2022

• Upgrade Vir.IT SDK to 9.5.22

v4.0.31

Release date 10/20/2022

• Upgrade Cyren SDK to 6.5.5

v4.0.30

Release date 10/10/2022

• Upgrade Bitdefender Windows SDK to version 3.0.1.289
• Upgrade IKARUS SDK to 6.0.28
• Upgrade Sophos SDK to 4.14-3.86.1
• Introduced Max File Size configuration in CrowdStrike

v4.0.29

Release date 9/12/2022

• Upgrade ClamAV SDK to version 0.103.7
• Improve K7 detection

v4.0.28

Release date 7/28/2022

• Upgrade Avira SDK to version 4.15.10
• Upgrade IKARUS SDK to version 6.0.26
• Upgrade McAfee SDK to version 6500
• Upgrade Cyren SDK to version 6.5.4

v4.0.27

Release date 7/4/2022

• Upgrade K7 SDK to version 4.0.0.2

v4.0.26

Release date 6/9/2022

• Fix wrong definition date in K7 Linux

v4.0.25

Release date 6/1/2022

• Upgrade Avira to version 4.15.8
• Upgrade Vir.IT SDK to version 9.5.18

v4.0.24

Release date 5/26/2022

• Lavasoft will be renamed to Adaware on 6/1
• Upgrade ClamAV SDK to version 0.103.6

v4.0.23

Release date 5/23/2022

• Upgrade AhnLab to version 3.21.0
• Upgrade Avira to version 4.15.7

v4.0.22

Release date 5/9/2022

• Upgrade Scrutiny to version 3.2.4
• Upgrade Sophos to version 3.85.1
• Upgrade Vir.IT to version 9.5.11

v4.0.21

Release date 5/2/2022

• Upgrade TACHYON Linux to version 20220408
• Upgrade Vir.IT to version 9.5.14
• Ensure all engines return "No Thread Found" for 0 byte files

v4.0.20

Release date: 4/19/2022

• Upgrade IKARUS to version 6.0.13
• Upgrade Vir.IT to version 9.5.13
• Upgrade ClamAV Linux to version 0.103.5

v4.0.19

Release date: 4/13/2022

• Update K7 SDK to version 4.0
• Update Bitdefender Windows to version 3.0.1.285
• Update Avira to version 4.15.5

v4.0.18

Release date 3/29/2022

• Update Avira SDK to version 4.15.3
• Updated IKARUS SDK to version 6.0.5
• Updated Vir.IT SDK to version 9.5.12

v4.0.17

Release date: 3/14/2022

• Update Scrutiny SDK to version 3.2.3

v4.0.16

Release date: 2/28/2022

• Updated Systweak SDK to 2.3.1001.26067
• Updated Sophos Windows SDK to 3.84.1

v4.0.15

Release date: 2/16/2022

• Upgrade Vir.IT SDK to 9.5.11
• Return default threat name for Scrutiny
• Fix Symantec Malformed container detection

v4.0.14

Release date: 2/9/2022

• Upgrade Avira SDK to 4.15.2
• New ESET version that doesn't need to change temp folder on the hardened Linux OS
• Increased memory utilization capabilities of the 32 bit engines
• Fixed an issue that could potentially cause ClamAV to hang
• Increased internal timeout for SUPERAntiSpyware that could potentially cause it to fail

v4.0.13

Release date: 2/2/2022

• Upgrade ClamAV SDK to 0.103.5
• Add NETGATE Heuristic scan option

v4.0.12

Release date: 1/31/2022

• Upgrade new engine SDK:

  • McAfee 6400

• Configuration to allow TrendMicro/TrendMicro HouseCall to change batch scan wait time

• Improve ClamAV stability

v4.0.11

Release date: 12/7/2021

• A configuration to adjust confidence level for CrowdStrike Falcon ML, Webroot SMD to resolve false positive issues

• Significant TACHYON (Windows) performance improvement

• Upgrade new engine SDK:

  • IKARUS 5.7.5
  • Vir.IT 9.5.04
  • AegisLab (Linux) 7.7
  • Kaspersky (Windows) 8.9.3.1319

• Kaspersky and Systweak are able to return PUP/PUA scan result

• Add new logging mode configuration: Webroot SMD, AegisLab (Linux), TACHYON (Linux), K7 (Windows)

• Add max archive scan file size configuration for Avira

v4.0.10

Release date: 12/1/2021

• Engine names are changed regarding on this announcement
• Add new logging mode configuration: AhnLab, HAURI, NETGATE

v4.0.9

Release date: 11/24/2021

• Upgrade Cyren SDK to version 6.5.1
• Add new engine configurations:
  • McAfee: Logging mode, detect PUP/PUA
  • VirusBlokAda: Logging mode, detect PUP/PUA, heuristic scan, deep scan, Max archive scan file size,
  • Zillya!: Max recursive extraction, max archive scan file size

v4.0.8

Release date: 11/11/2021

• New scan engine: Scrutiny
• Upgrade Cyren SDK to version 6.5.0
• Upgrade Vir.IT to version 9.5.02
• Add new engine configurations:
  • Comodo, FilsecLab: logging mode
  • CrowdStrike: Max extracted file size, Max number of extracted files
  • TrendMicro / TrendMicro House Call: Extract Archive, Max recursive extraction
  • FilsecLab: Max recursive extraction

v4.0.7

Release date: 11/01/2021

• Upgrade Zillya! SDK to version 1.2.0.11
• Upgrade Sophos SDK to version 3.38.3
• Better handling ClamAV temp files
• Add new configuration for:
  • QuickHeal, Sophos, Tachyon, Kaspersky, NANOAV, IKARUS, Antiy: logging mode
  • Cyren: Heuristic

v4.0.6

Release date: 10/18/2021

• Improve TrendMicro and TrendMicro House Call scan throughput

• Add new configurations for:

  • ESET Linux: Max recursive extraction, logging mode
  • Bitdefender: Max recursive extraction, Max scan size (archive)
  • ClamAV: Recursive match limit (PCRE), Max file size (PCRE), Max recursive extraction, logging mode
  • Avira: logging mode

• Upgrade Avira SDK to version 4.15.1

v4.0.5

Release date: 9/28/2021

• Fix Symantec initialization failed in some specific case.
• Upgrade Crowdstrike Falcon ML SDK to version 1.6
• Improve Lavasoft scan throughput
• Fix Systweak scan issue when input files containing semicolons

v4.0.4

Release date: 9/14/2021

• Upgrade Sophos SDK to version 3.83.2
• Upgrade Vir.IT SDK to version 9.5.01

v4.0.3

Release date: 8/31/2021

• Upgrade Bitdefender SDK to version 3.0.1.280
• Upgrade Vir.IT SDK to version 9.5.00
• Upgrade CrowdStrike Falcon ML SDK to version 1.5
• Fix Kaspersky locked file issue
• Fix TrendMicro, TrendMicro HouseCall slowness issue

v4.0.2

Release date: 8/17/2021

• Symantec can use different port if the port 1344 is being used
• Remove Eicar test file in the NANO AV package
• Improve code for several engines: TrendMicro, TrendMicro HouseCall, VirusBlokAda, Zillya

v4.0.1

Release date: 8/3/2021

• Upgrade Emsisoft SDK to version 2021.05.7597
• Improve code for several engines: RocketCyber, Systweak