Improper Input Validation in Adobe ColdFusion Products
CVE-2026-21279

8.2HIGH

Key Information:

Vendor

Adobe
Status
Coldfusion 2025
Coldfusion 2023
Vendor
CVE Published:
11 August 2026

What is CVE-2026-21279?

The vulnerability in Adobe ColdFusion is characterized by improper input validation, leading to potential security feature bypass. Attackers can exploit this flaw to gain unauthorized read access to sensitive information and limited write capabilities within the affected applications. Notably, this exploitation can occur without any user interaction, posing significant risks to data security and application integrity.

Affected Version(s)

ColdFusion 2023 0 <= 2023.0.22

ColdFusion 2023 0 <= 2023.0.22

ColdFusion 2025 0 <= 2025.0.11

References

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

CVSS V3.1

Score:
8.2
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.