CVE-2026-65789
HighCVSS 8.1Exploitation Probability (EPSS)
Low risk44th percentile - higher than 44% of all known CVEs
Summary
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
Risk Assessment
A remote attacker could execute arbitrary code in the context of the DNS service, potentially leading to system takeover.
Recommendation
Apply security patches for Windows DNS and restrict access to the DNS service from trusted networks.
Other vulnerabilities in Windows DNS
See all- CVE-2026-69730Critical
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
- CVE-2026-62878Critical
A stack-based buffer overflow in Windows DNS allows an unauthorized attacker to execute code over a network.
- CVE-2026-78523Medium
A use-after-free vulnerability in Windows DNS allows an unauthorized attacker to cause a denial of service over a network.
- CVE-2026-72987High
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
- CVE-2026-72948Medium
Relative path traversal in Windows DNS allows an authorized attacker to elevate privileges locally.
- CVE-2026-72928High
Use-after-free in Windows DNS allows an authorized attacker to execute code over a network.
- CVE-2026-70091Medium
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DNS allows an unauthorized attacker to deny service over a network.
- CVE-2026-69858High
A use-after-free vulnerability in Windows DNS allows an unauthorized attacker to execute code over a network.
- CVE-2026-69813High
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
- CVE-2026-69680High
Origin validation error in Windows DNS allows an unauthorized attacker to perform spoofing over a network.
Original NVD description (English source)
Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS