CVE-2026-104739: fallo de gravedad media en rabilal JS Help Desk – AI-Powered Support &…
JS Help Desk <= 5.0.1 - Authenticated (Administrator+) Path Traversal to Arbitrary File Deletion via 'support_custom_img' Parameter
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 4.9epss 0.8%
The JS Help Desk – AI-Powered Support & Ticketing System plugin for WordPress is vulnerable to arbitrary file deletion due to insufficient file path validation in the setSupportCustomImage function in all versions up to, and including, 5.0.1. This makes it possible for authenticated attackers, with administrator-level access and above, to delete arbitrary files on the server, which can easily lead to remote code execution when the right file is deleted (such as wp-config.php). Exploitation requires a two-step sequence: an administrator first saves a traversal-crafted value in the support_custom_img configuration field, then triggers deletion by uploading a new support custom image, at which point setSupportCustomImage() resolves and deletes the attacker-controlled path.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Productos afectados
rabilal · JS Help Desk – AI-Powered Support & Ticketing SystemCVEs relacionadas — rabilal JS Help Desk – AI-Powered Support &…
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Referencias
https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/4.0.0/modules/configuration/model.php#L207https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/4.0.0/modules/configuration/model.php#L278https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/4.0.0/modules/configuration/model.php#L306https://plugins.trac.wordpress.org/changeset?reponame=&old=3755880%40js-support-ticket&new=3755880%40js-support-tickethttps://www.wordfence.com/threat-intel/vulnerabilities/id/9e5a3d9a-8114-450a-b101-3cd5a7b694e1?source=cve