Skip to main content

Microsoft CVE-2026-40362

| EUVD-2026-29644 HIGH
Heap-based Buffer Overflow (CWE-122)
2026-05-12 microsoft GHSA-qxwr-vc23-g88h
7.8
CVSS 3.1
Temporal: 6.8
Share

CVSS VectorNVD

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
May 12, 2026 - 16:59 nvd
HIGH 7.8

DescriptionNVD

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

Analysis

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

Sign in for full analysis, threat intelligence, and remediation guidance.

Share

CVE-2026-40362 vulnerability details – vuln.today

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy