CVE-2026-21509 | Teknoloji dünyasından en güncel haberleri ve güvenlikle ilgili gelişmeleri takip edin.

Reliance on untrusted inputs in a security decision in Microsoft Office allows an unauthorized attacker to bypass a security feature locally.
High KEV CVSS: 7.8

CVE-2026-21509

Reliance on untrusted inputs in a security decision in Microsoft Office allows an unauthorized attacker to bypass a security feature locally.
Vendor
Microsoft
Product
365 Apps
CWE
CWE-807
Yayın Tarihi
2026-01-26 18:16:38
Güncelleme
2026-02-11 15:40:33
Source Identifier
secure@microsoft.com
KEV Date Added
2026-01-26

Kategoriler

CWE-807 365 Apps HIGH Microsoft 2026

Referanslar

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-21509 https://www.vicarius.io/vsociety/posts/cve-2026-21509-detection-script-microsoft-office-security-feature-bypass-vulnerability https://www.vicarius.io/vsociety/posts/cve-2026-21509-mitigation-script-microsoft-office-security-feature-bypass-vulnerability https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-21509