Improper Input Validation in Adobe ColdFusion Leading to Code Execution
CVE-2026-27306

8.4HIGH

Key Information:

Vendor

Adobe
Status
Coldfusion
Vendor
CVE Published:
14 April 2026

What is CVE-2026-27306?

Adobe ColdFusion is susceptible to an improper input validation vulnerability that allows an attacker with elevated privileges to execute arbitrary code. This critical flaw affects users of ColdFusion versions 2023.18, 2025.6, and earlier versions. To exploit the vulnerability, a victim must first interact with a malicious file, highlighting the importance of caution when handling unknown files. For detailed guidance and mitigation steps, refer to Adobe's official advisory.

Affected Version(s)

ColdFusion 0 <= 2025.6

References

https://helpx.adobe.com/security/products/coldfusion/apsb...
vendor-advisory

CVSS V3.1

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.