Sep 2026: Skype for Business Remote Code Execution Vulnerability
CVE-2026-66302 Published on September 8, 2026
Skype for Business Remote Code Execution Vulnerability
External control of file name or path in Skype for Business allows an unauthorized attacker to execute code over a network.
Weakness Type
External Control of File Name or Path
The software allows user input to control or influence paths or file names that are used in filesystem operations.
Products Associated with CVE-2026-66302
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Affected Versions
Microsoft Skype for Business Server 2015 CU13:- Version 9319.0 and below 6.0.9319.885 is affected.
- Version 2046.0 and below 7.0.2046.569 is affected.
- Version 2046.0 and below 7.0.2046.879 is affected.