OpenCATS prior to commit 3002a29 contains a PHP code injection vulnerability in the installer AJAX endpoint that allows unauthenticated attackers to execute arbitrary code by injecting PHP statements into the databaseConnectivity action parameter. Attackers can break out of the define() string context in config.php using a single quote and statement separator to inject malicious PHP code that persists and executes on every subsequent page load when the installation wizard remains incomplete.
History

Tue, 28 Apr 2026 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 28 Apr 2026 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Opencats
Opencats opencats
Vendors & Products Opencats
Opencats opencats

Tue, 28 Apr 2026 14:30:00 +0000

Type Values Removed Values Added
Description OpenCATS prior to commit 3002a29 contains a PHP code injection vulnerability in the installer AJAX endpoint that allows unauthenticated attackers to execute arbitrary code by injecting PHP statements into the databaseConnectivity action parameter. Attackers can break out of the define() string context in config.php using a single quote and statement separator to inject malicious PHP code that persists and executes on every subsequent page load when the installation wizard remains incomplete.
Title OpenCATS PHP Code Injection via installer AJAX endpoint
Weaknesses CWE-94
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-04-28T15:45:23.262Z

Reserved: 2026-02-23T21:38:48.842Z

Link: CVE-2026-27760

cve-icon Vulnrichment

Updated: 2026-04-28T14:56:14.168Z

cve-icon NVD

Status : Received

Published: 2026-04-28T15:16:26.800

Modified: 2026-04-28T15:16:26.800

Link: CVE-2026-27760

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-04-28T16:00:12Z