Microsoft Office Security Feature Bypass Vulnerability

Microsoft Office contains a security feature bypass vulnerability in which reliance on untrusted inputs in a security decision in Microsoft Office could allow an unauthorized attacker to bypass a security feature locally. Some of the impacted product(s) could be end-of-life (EoL) and/or end-of-service (EoS). Users are advised to discontinue use and/or transition to a supported version.

Published 24 Sep 2026Updated 24 Sep 2026200 sources
CVSS 7.8 PoC CANDIDATE△ CISA KEV

Source timeline

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