Syntax: kev:true severity:critical epss:>0.95 vendor:cisco patch:false
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Protection mechanism failure in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.
CVE-2026-21509
HIGH CVSS 7.8 KEV
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Reliance on untrusted inputs in a security decision in Microsoft Office allows an unauthorized attacker to bypass a security feature locally.
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