CVE-2012-1436: The Microsoft EXE file parser in AhnLab V3 Internet Security 2011.01.18.00, Emsisoft Anti-Malware 5.1.0.1,...

Security readout for executives and security teams

This is an old antivirus evasion issue: several 2011-era antivirus products could fail to detect malware hidden inside a specially formed Windows EXE. It does not directly compromise a system, but it weakens a control executives may rely on to catch malicious files. Exposure is most likely limited to environments still running the named legacy antivirus versions: AhnLab, Emsisoft, eSafe, Ikarus, and Panda products from around 2011. Modern deployments may be unaffected, but that is not established by the provided sources. Treat as a legacy control-risk issue, not an emergency, unless the organization still relies on the affected antivirus versions. Priority should be driven by asset inventory findings and whether unsupported malware scanning remains in production. Mitigation focus: Inventory whether any listed legacy antivirus products or versions remain deployed.; Check each vendor's historical or current advisory guidance for fixed engine versions.; Upgrade, replace, or retire unsupported antivirus products where vendor guidance is unavailable..

Prepared

Jun 24, 2026, 12:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.