← Volver a CVEs

CVE-2026-27760

HIGH

8.1

Descripcion

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.

Detalles CVE

Puntuacion CVSS v3.18.1

SeveridadHIGH

Vector CVSSCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Vector de ataqueNETWORK

ComplejidadHIGH

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado4/28/2026

Ultima modificacion4/28/2026

Fuentenvd

Avistamientos honeypot0

Debilidades (CWE)

CWE-94

Referencias

https://chocapikk.com/posts/2026/opencats-installer-rce/(disclosure@vulncheck.com)

https://github.com/opencats/OpenCATS/blob/46e4727/lib/CATSUtility.php#L142-L172(disclosure@vulncheck.com)

https://github.com/opencats/OpenCATS/blob/46e4727/modules/install/ajax/ui.php#L130(disclosure@vulncheck.com)

https://github.com/opencats/OpenCATS/commit/3002a29f4c3cada1aa2c4f3d4ae4e189906606b6(disclosure@vulncheck.com)

https://github.com/opencats/OpenCATS/pull/706(disclosure@vulncheck.com)

https://www.vulncheck.com/advisories/opencats-php-code-injection-via-installer-ajax-endpoint(disclosure@vulncheck.com)

Correlaciones IOC

Sin correlaciones registradas

This product uses data from the NVD API but is not endorsed or certified by the NVD.