PublicCVE

CVE-2026-26134

HIGH7.8Memory safety

Description

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

CVSS breakdown

CVSS 3.1
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed

Affected products