CVE-2026-96113
CriticalCVSS 9.8Exploitation Probability (EPSS)
Elevated risk51th percentile - higher than 51% of all known CVEs
Summary
A heap-based buffer overflow in DNS Server allows an unauthorized attacker to execute code over a network. The vulnerability stems from improper memory handling during DNS query processing.
Risk Assessment
An attacker could remotely execute arbitrary code in the context of the DNS service, potentially leading to DNS server takeover and redirection of network traffic.
Recommendation
Immediately apply security patches for DNS Server and consider restricting service access from untrusted networks.
Other vulnerabilities in DNS Server
See all- CVE-2026-83869Critical
Integer underflow (wrap or wraparound) in DNS Server allows an unauthorized attacker to execute code over a network.
- CVE-2016-3227Critical
A use-after-free vulnerability in the DNS Server component in Microsoft Windows Server 2012 Gold and R2 allows remote attackers to execute arbitrary code via crafted requests.
- CVE-2026-97844Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97843Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97842Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97841Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97840Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97839Medium
Out-of-bounds read in DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97838Medium
An out-of-bounds read vulnerability in the DNS Server allows an authorized attacker to disclose information over a network.
- CVE-2026-97837Medium
An out-of-bounds read vulnerability in the DNS Server allows an authorized attacker to disclose information over a network.
Original NVD description (English source)
Heap-based buffer overflow in DNS Server allows an unauthorized attacker to execute code over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS