CVE-2026-68876
HighCVSS 8.0Summary
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges over a network.
Risk Assessment
An attacker could gain elevated privileges in the system, potentially leading to unauthorized data access.
Recommendation
Install the latest security updates from Microsoft.
Other vulnerabilities in Windows Program Compatibility Assistant Service
See all- CVE-2026-69563High
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-69534High
Improper neutralization of special elements used in a command ('command injection') in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-68845High
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
- CVE-2026-62696High
Integer underflow (wrap or wraparound) in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges locally.
Original NVD description (English source)
Heap-based buffer overflow in Windows Program Compatibility Assistant Service allows an authorized attacker to elevate privileges over a network.