CVE-2026-21259 | Teknoloji dünyasından en güncel haberleri ve güvenlikle ilgili gelişmeleri takip edin.

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally.
High CVSS: 7.8

CVE-2026-21259

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally.
Vendor
Microsoft
Product
365 Apps
CWE
CWE-122
Yayın Tarihi
2026-02-10 18:16:27
Güncelleme
2026-02-11 19:12:00
Source Identifier
secure@microsoft.com
KEV Date Added
-

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