CVEvulnerability

CVE-2026-26134

7.8 HIGH Published 2026-03-10 Modified 2026-06-17 Official page ↗
Status
Analyzed
Published
2026-03-10
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-190, CWE-416

Description

Integer overflow or wraparound in Microsoft Office allows an authorized attacker to elevate privileges locally.

Affected configurations

• microsoft 365 copilot (< 16.0.19822.20000)

Related

Weakness · CWE (2)

  • CWE-190 Integer Overflow or Wraparound weakness
  • CWE-416 Use After Free weakness

References