ThreatsTechnology, Cloud & SaaSCriticalJetBrains TeamCity Critical Java Deserialization Flaw CVE-2026-63077 Added to CISA KEV Under Active ExploitationCISA orders federal agencies to patch CVE-2026-63077, an unauthenticated Java deserialization flaw enabling complete remote code execution on TeamCity CI/CD servers.Priya Raman·16 Sep 2026, 00:00 IST·10 min read