Adobe ColdFusion up to 2023.18/2025.6 input validation

Summaryinfo

A vulnerability was found in Adobe ColdFusion up to 2023.18/2025.6. It has been rated as critical. Impacted is an unknown function. This manipulation causes input validation. This vulnerability is tracked as CVE-2026-27304. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability has been found in Adobe ColdFusion up to 2023.18/2025.6 and classified as critical. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The advisory is shared at helpx.adobe.com. This vulnerability is known as CVE-2026-27304 since 02/18/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 04/16/2026).

The vulnerability scanner Nessus provides a plugin with the ID 306676 (Adobe ColdFusion 2023.x < 2023u19 / 2025.x < 2025u7 Multiple Vulnerabilities (APSB26-38)), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (306676). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Programming Language Software

Vendor

• Adobe

Name

• ColdFusion

Version

• 2023.0
• 2023.1
• 2023.2
• 2023.3
• 2023.4
• 2023.5
• 2023.6
• 2023.7
• 2023.8
• 2023.9
• 2023.10
• 2023.11
• 2023.12
• 2023.13
• 2023.14
• 2023.15
• 2023.16
• 2023.17
• 2023.18
• 2025.0
• 2025.1
• 2025.2
• 2025.3
• 2025.4
• 2025.5
• 2025.6

License

• commercial

Website

• Vendor: https://www.adobe.com/

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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