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CVE-2026-20956

HIGH CVSS: 7.8 Published: 2026-01-13 Modified: 2026-06-17

Description

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Affected Platforms

Microsoft Office Long Term Servicing ChannelMicrosoft 365 Apps

Weakness Type

CWE-822

References