CVE-2018-4939
Critical 9.8 Exploited in the wild (KEV)
Confirmed active exploitation — CISA KEV catalog
- Name
- Adobe ColdFusion Deserialization of Untrusted Data Vulnerability
- Added to catalog
- Remediation due date (US federal)
- Required action
- Apply updates per vendor instructions.
Description
Adobe ColdFusion Update 5 and earlier versions, ColdFusion 11 Update 13 and earlier versions have an exploitable Deserialization of Untrusted Data vulnerability. Successful exploitation could lead to arbitrary code execution.
Metrics
- CVSS 3.1
-
9.8 (CRITICAL)
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 62% (percentile: 99) as of 1 November 2026
- CWE
- CWE-502
Affected products
adobe: coldfusion
References
- https://helpx.adobe.com/security/products/coldfusion/apsb18-14.html Vendor Advisory
- https://helpx.adobe.com/security/products/coldfusion/apsb18-14.html Vendor Advisory
- http://www.securityfocus.com/bid/103718 Third Party AdvisoryVDB Entry
- http://www.securityfocus.com/bid/103718 Third Party AdvisoryVDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018… Third Party AdvisoryUS Government Resource