Mobile Security & Privacy CISA Adds Critical UnrealIRCd Vulnerability to Known Exploited Vulnerabilities Catalog Following Active Attacks November 14, 2026 Ali Ikhwan The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has officially added a high-severity security flaw impacting UnrealIRCd, a widely used open-source Internet Relay Chat (IRC) server, to its Known Exploited…