CISA Adds Two Known Exploited Vulnerabilities to Catalog
Brief
CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation.
- CVE-2025-39964 Linux Kernel Race Condition Vulnerability
- CVE-2026-53266 Linux Kernel Out-of-Bounds Write Vulnerability
These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.
Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates Based on Risk establishes vulnerability management requirements for Federal Civilian Executive Branch (FCEB) agencies.