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-2026-33824 Microsoft Internet Key Exchange (IKE) Service Extensions Double Free Vulnerability CVE-2026-55040 Microsoft SharePoint Weak Authentication…

security

Sources

Vulnerabilities

Why this score
Signals contributing to the severity score
SignalPoints
kev added50
kev short fuse — 3 days to remediate15
public poc — 7 repositories20