p PatchFirst

CVE-2026-55794

CVE-2026-55794 · Craft CMS: Potential authenticated Remote Code Execution via referrer redirect

Cette page présente des faits issus de sources publiques. Consultez l’avis original avant toute mise à jour.

Craft CMS is a content management system (CMS). In versions 5.9.0 and above prior to 5.10.0, control panel users with the ability to edit entries can execute unsandboxed Twig code via the HTTP Referrer header, potentially leading to authenticated RCE. The issue happens when a user is saving entries. Strings for a signed redirect URL are being compiled as a Twig template via renderObjectTemplate(), and while a sandboxed alternative already exists (renderSandboxedObjectTemplate()), it is not used in this case. This signed URL can be specified by users, as it is reflected in the “Referer” HTTP request header, which is under attacker control. This issue has been fixed in version 5.10.0.

CVSS 8.7 · Élevée · EPSS 0,4% · Correctif disponible

Publication
Mise à jour

Pile logicielle: php

Produits et versions concernés

  • cms

    Versions du logiciel
    • >= 5.9.0, < 5.10.0: Concernée

    Aucun correctif publié

  • craftcms/cms Packagist

    Versions du logiciel
    • 5.9.0
    • 5.9.1
    • 5.9.10
    • 5.9.11
    • 5.9.12
    • 5.9.13
    • 5.9.14
    • 5.9.15
    • 5.9.16
    • 5.9.17
    • 5.9.18
    • 5.9.19
    • 5.9.2
    • 5.9.20
    • 5.9.21
    • 5.9.22
    • 5.9.23
    • 5.9.3
    • 5.9.4
    • 5.9.5
    • 5.9.6
    • 5.9.7
    • 5.9.8
    • 5.9.9
    Plages de versions concernées
    • ECOSYSTEM: ≥ 5.9.0, < 5.10.0

    Mettez à jour vers 5.10.0

Sources originales

Vérifiez votre serveur →