PublicCVE

CVE-2026-40420

HIGH8.8JSON exportCreate alert

Description

Use after free 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
Changed
Confidentiality
High
Integrity
High
Availability
High
E
Unchanged
RL
O
RC
Changed

Affected products