The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added a critical vulnerability affecting the Zimbra Collaboration Suite (ZCS) to its Known Exploited Vulnerabilities (KEV) catalog, signaling confirmed in-the-wild abuse. Federal agencies and organizations leveraging the platform have been given a strict remediation deadline of April 1, 2026, underscoring the urgency of patching systems exposed […] The post CISA Warns of Actively Exploited Zimbra Collaboration Suite Vulnerability appeared first on Cyber Security News.