CVEvulnerability

CVE-2026-55133

7.8 HIGH Published 2026-07-14 Modified 2026-07-22 Official page ↗
Status
Analyzed
Published
2026-07-14
Last modified
2026-07-22
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weaknesses
CWE-122

Description

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

Affected configurations

• microsoft 365 apps • microsoft microsoft 365 • microsoft office 2021 • microsoft office 2024

Related

Weakness · CWE (1)

  • CWE-122 Heap-based Buffer Overflow weakness

References