Applied Cybernetics Group
Threat intel → detection pipeline
Tuesday, July 14, 2026
Data as of 20:11 UTC

Adobe ColdFusion Deserialization of Untrusted Data Vulnerability

Added to KEV
2021-11-03
Federal due date
2022-05-03
Vendor
Adobe
Product
ColdFusion
EPSS
99.1th percentile (score 0.633, as of 2026-07-13)
NVD CVSS v3.1
Ransomware use
Unknown
ATT&CK
T1133 , T1190 , T1203 · signal rollup
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2018-4939

CISA short description

Adobe ColdFusion contains a deserialization of untrusted data vulnerability that could allow for code execution.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.