CVE-2026-42914
MediumCVSS 5.3Exploitation Probability (EPSS)
Elevated risk53th percentile - higher than 53% of all known CVEs
Summary
A vulnerability in Windows Kerberos allows an authorized attacker to cause a denial of service over the network via an out-of-bounds read.
Risk Assessment
An attacker can crash the Kerberos service, preventing domain authentication.
Recommendation
Apply the security update from Microsoft for Windows Kerberos.
Other vulnerabilities in Windows Kerberos
See all- CVE-2026-83720High
A use after free vulnerability in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2026-70241High
Use after free vulnerability in Windows Kerberos. An authorized attacker can exploit it to elevate privileges locally.
- CVE-2026-70064High
Integer underflow (wrap or wraparound) in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2026-108132High
A double free vulnerability in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2022-37967High
Elevation of privilege vulnerability in Windows Kerberos. It could allow an attacker to gain higher privileges in a domain.
- CVE-2026-69822High
Numeric truncation error in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2026-69760High
Out-of-bounds read in Windows Kerberos allows an unauthorized attacker to deny service over a network.
- CVE-2026-69744High
Null pointer dereference in Windows Kerberos allows an unauthorized attacker to deny service over a network.
- CVE-2026-69685High
Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to elevate privileges locally.
- CVE-2026-69676High
Authentication bypass by capture-replay in Windows Kerberos allows an authorized attacker to execute code over a network.
Original NVD description (English source)
Out-of-bounds read in Windows Kerberos allows an authorized attacker to deny service over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS