CVE-2026-27306 ColdFusion | Improper Input Validation (CWE-20)
An attacker with elevated privileges can achieve arbitrary code execution by tricking a user into opening a malicious file in Adobe ColdFusion.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-27306?
CVE-2026-27306 is a high-severity code injection vulnerability in Adobe Coldfusion, published on 14 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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. Attacker requires elevated privileges. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
Weakness: CWE-20
Which versions are affected by CVE-2026-27306?
It affects 1 product.
Products include Adobe Coldfusion.
How do I fix CVE-2026-27306?
No fix has been published for CVE-2026-27306 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2026-27306 being exploited?
There is no known exploitation of CVE-2026-27306 in the wild and no public exploit code.
Other vulnerabilities in Adobe Coldfusion
- CVE-2026-48282 Adobe ColdFusion Path Traversal
- CVE-2023-38203 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2023-29300 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2023-26359 Adobe ColdFusion Deserialization of Untrusted Data
- CVE-2018-15961 Adobe ColdFusion Unrestricted File Upload
Sources
Also known as GHSA-75q9-6h6m-fmrg.