CVE-2017-3066: Adobe ColdFusion Deserialization Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2025-02-24. EPSS: 90.6% chance of exploitation in the next 30 days.

Adobe ColdFusion 2016 Update 3 and earlier, ColdFusion 11 update 11 and earlier, ColdFusion 10 Update 22 and earlier have a Java deserialization vulnerability in the Apache BlazeDS library. Successful exploitation could lead to arbitrary code execution.

Affected products

• Adobe ColdFusion: version 10.0 only; version 11.0 only; version 2016 only

Published 2017-04-27. Last modified 2026-06-17.