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CVE-2026-55133

Microsoft Office OneNote

Description

Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute code locally.

CVSS 7.8EPSS 0.303%Risk 0.8
View source
Published
2026-07-14 18:18:20
Affected versions
unknown
Type
Critical software
Last modified
2026-07-22 05:17:11
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Operating systems
MacOS