Critical severity · published Apr 14, 2026
CVE-2026-27304
ColdFusion | Improper Input Validation (CWE-20)
9.3
CVSS
3.6%
EPSS
No
On KEV
Description
ColdFusion versions 2023.18, 2025.6 and earlier are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)3.6% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
ColdFusion · Adobe
2023; 2023; 2023; 2023; 2023; 2023; +20 more · source: NVD
C2
ColdFusion 2023 · Adobe
through 18 · source: vendor
C2
ColdFusion 2025 · Adobe
through 6 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-27304
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-27304
Vendor Advisory
https://helpx.adobe.com/security/products/coldfusion/apsb26-38.html
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