ACTIVELY EXPLOITED

CVE-2023-26359: Adobe ColdFusion Deserialization of Untrusted Data Vulnerability

Facts
VendorAdobe
ProductColdFusion
Actively exploitedYes
Added to CISA KEV21 Aug 2023
CISA federal deadline11 Sep 2023
Weakness (CWE)CWE-502

Required action (CISA's text)

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Description (NVD)

Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could result in code execution in the context of the current user.

SOURCES

Other Adobe flaws

Data from NVD, CISA KEV, FIRST EPSS and vendor advisories. Updated 10 Nov 2026.