Unrated severityNVD Advisory· Published Apr 13, 2011· Updated Jun 16, 2026

CVE-2011-1243

Description

The Windows Messenger ActiveX control in msgsc.dll in Microsoft Windows XP SP2 and SP3 allows remote attackers to execute arbitrary code via unspecified vectors that "corrupt the system state," aka "Microsoft Windows Messenger ActiveX Control Vulnerability."

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Microsoft/Windows Xp2 versions
cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*+ 1 more
- cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*
- cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
Microsoft/Windows Messengerllm-fuzzy
Range: Windows XP SP2 and SP3

Patches

Vulnerability mechanics

References

osvdb.org/71788nvd
secunia.com/advisories/44159nvd
www.securityfocus.com/bid/47197nvd
docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-027nvd
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12524nvd

News mentions

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