Vulnerability Database

320,552

Total vulnerabilities in the database

CVE-2026-20949

Improper access control in Microsoft Office Excel allows an unauthorized attacker to bypass a security feature locally.

  • Published: Jan 13, 2026
  • Updated: Jan 14, 2026
  • CVE: CVE-2026-20949
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H