The U.S. Cybersecurity and Infrastructure Security Agency (CISA) hasaddeda critical security flaw in Adobe ColdFusion to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The vulnerability, cataloged asCVE-2023-26359(CVSS score: 9.8), relates to a deserialization flaw present in Adobe ColdFusion 2018 (Update 15 and earlier) and ColdFusion 2021 (