Vulnocalypse
Back to feed
66impact

Microsoft Office Security Feature Bypass Vulnerability

Microsoft Office · CVE-2026-21509
0 news outlets0 CERTs and agencies0 researchers

What is it?

Reliance on untrusted inputs in a security decision in Microsoft Office allows an unauthorized attacker to bypass a security feature locally.

Evidence

No coverage recorded yet.

Exploitation

  • Public proof of concept
  • Exploited in the wild
  • Listed as known exploited
CVSS
7.8
EPSS
70.8%
First seen
2 d ago
Status
confirmed

All Microsoft vulnerabilities