VULNERABILITY INTELLIGENCE

CVE-2026-69563

CVSS score7 HIGH
EPSS probability0.20%
CISA KEVNot currently listed
Published2026-09-08
Last modified2026-09-24
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Description

Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.

Weakness classification

  • CWE-122: Heap-based Buffer Overflow
  • CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Primary references