VULNERABILITY INTELLIGENCE

CVE-2026-21261

CVSS score5.5 MEDIUM
EPSS probability0.64%
CISA KEVNot currently listed
Published2026-02-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

Description

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Weakness classification

  • secure@microsoft.com: CWE-125

Primary references