CVE-2026-54992
HighCVSS 8.4Exploitation Probability (EPSS)
Low risk31th percentile - higher than 31% of all known CVEs
Summary
A heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.
Risk Assessment
An attacker could gain full control of the system, leading to compromise of data confidentiality, integrity, and availability.
Recommendation
Apply the security update provided by the vendor immediately and restrict access to the Message Queuing service to trusted users only.
Other vulnerabilities in Windows Message Queuing
See all- CVE-2026-85874High
Use after free in Windows Message Queuing Queue Manager allows an authorized attacker to execute code locally.
- CVE-2026-85859Medium
A null pointer dereference in Windows Message Queuing Queue Manager allows an authorized attacker to deny service over a network.
- CVE-2026-108460High
Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
- CVE-2026-34329High
Heap-based buffer overflow in Windows Message Queuing allows an unauthorized attacker to execute code over an adjacent network.
- CVE-2026-33838High
CVE-2026-33838 is a vulnerability related to double free in Windows Message Queuing, allowing an authorized attacker to elevate privileges locally.
- CVE-2026-100202Critical
Use after free in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code over a network.
- CVE-2026-69579Critical
Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
- CVE-2026-50447Critical
Heap-based buffer overflow in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
- CVE-2026-83997High
Use after free in Windows Message Queuing allows an unauthorized attacker to execute code over a network.
- CVE-2026-72932High
Buffer over-read in Windows Message Queuing Queue Manager allows an unauthorized attacker to disclose information over a network.
Original NVD description (English source)
Heap-based buffer overflow in Windows Message Queuing Queue Manager allows an unauthorized attacker to execute code locally.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS