CVE-2026-83781

HighCVSS 7.8/10Last modified Oct 13, 2026

Description

Improper null termination in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-170

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 13, 2026
Last modified
Oct 13, 2026
NVD status
Undergoing Analysis

Related CVEs from 2026

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CVE-2026-83781: High severity, CVSS 7.8 | Vulnix