CVE-2026-27306
ColdFusion | Improper Input Validation (CWE-20)
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.
INFO
Published Date :
April 14, 2026, 10:16 p.m.
Last Modified :
April 16, 2026, 2:41 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 078d4453-3bcd-4900-85e6-15281da43538 | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | MITRE-CVE |
Solution
- Update ColdFusion to a patched version.
- Restrict elevated privileges for users.
- Educate users on opening malicious files.
Public PoC/Exploit Available at Github
CVE-2026-27306 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-27306.
| URL | Resource |
|---|---|
| https://helpx.adobe.com/security/products/coldfusion/apsb26-38.html | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-27306 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-27306
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-27306 vulnerability anywhere in the article.
-
The Hacker News
April Patch Tuesday Fixes Critical Flaws Across SAP, Adobe, Microsoft, Fortinet, and More
A number of critical vulnerabilities impacting products from Adobe, Fortinet, Microsoft, and SAP have taken center stage in April's Patch Tuesday releases. Topping the list is an SQL injection vulnera ... Read more
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Daily CyberSecurity
Adobe Rushes Patches for Critical ColdFusion RCE and Security Bypasses
Adobe has released an urgent set of security updates to address multiple vulnerabilities within its ColdFusion 2025 and 2023 versions. The patches resolve a range of critical and moderate security gap ... Read more
The following table lists the changes that have been made to the
CVE-2026-27306 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Apr. 16, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:adobe:coldfusion:2023:update1:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:-:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update2:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update3:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update4:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update5:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update7:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update6:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update8:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update9:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update11:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update10:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update12:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:-:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update13:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update1:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update14:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update2:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update15:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update3:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update16:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update4:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update5:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update18:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2025:update6:*:*:*:*:*:* *cpe:2.3:a:adobe:coldfusion:2023:update17:*:*:*:*:*:* Added Reference Type Adobe Systems Incorporated: https://helpx.adobe.com/security/products/coldfusion/apsb26-38.html Types: Vendor Advisory -
New CVE Received by [email protected]
Apr. 14, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:A/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H Added CWE CWE-20 Added Reference https://helpx.adobe.com/security/products/coldfusion/apsb26-38.html