CVE-2026-72989
HighCVSS 7.5Exploitation Probability (EPSS)
Elevated risk54th percentile - higher than 54% of all known CVEs
Summary
Use of uninitialized resource in Windows Failover Cluster allows an unauthorized attacker to disclose information over a network.
Risk Assessment
An unauthorized attacker could access sensitive information transmitted over the network, potentially compromising data integrity.
Recommendation
Apply vendor security patches and restrict network access to failover clusters.
Other vulnerabilities in Windows Failover Cluster
See all- CVE-2026-88102Critical
Use-after-free vulnerability in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
- CVE-2026-73010Critical
Use after free in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
- CVE-2026-96945High
Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.
- CVE-2026-88099Medium
Uncaught exception in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.
- CVE-2026-102192High
An integer underflow (wrap or wraparound) vulnerability in Windows Failover Cluster allows an unauthorized attacker to deny service over a network.
- CVE-2026-78444High
Untrusted pointer dereference in Windows Failover Cluster allows an unauthorized attacker to execute code over a network.
- CVE-2026-71338Medium
Double free in Windows Failover Cluster allows an authorized attacker to elevate privileges locally.
- CVE-2025-47979Medium
Insertion of sensitive information into log file in Windows Failover Cluster allows an authorized attacker to disclose information locally.
Original NVD description (English source)
Use of uninitialized resource in Windows Failover Cluster allows an unauthorized attacker to disclose information over a network.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS