CISA Adds Four Known Exploited Vulnerabilities to Catalog

CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog , based on evidence of active exploitation.  CVE-2026-0322 Palo Alto Networks PAN-OS Code Injection Vulnerability  CVE-2026-76519 Cisco Secure Email Gateway Relative Path Traversal Vulnerability CVE-2026-105133 Ahsay AhsayCBS Improper Authentication Vulnerability  CVE-2026-105134 Ahsay AhsayCBS Command Injection 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 vulnerabilit

Why it matters

Exploitation is already occurring or the issue is explicitly prioritized by defenders. Validate exposure before lower-priority patch work.

What defenders should do

Check exposure now; patch or mitigate; hunt for signs of exploitation on affected assets.

Verify at the source

CyberKit curates and prioritizes; the source remains authoritative. Read the original advisory at www.cisa.gov →