CVE-2026-103522

HIGH7.2

Published 2026-10-12 · Source cret@cert.org

Description

In Thelia v2.6.0, the store banner upload feature performs insufficient filetype validation that relies exclusively on client‑supplied MIME types. An attacker with administrative access can upload a PHP file disguised as an image to bypass validation and achieve remote code execution on the underlying server.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-434

References

https://kb.cert.org/vuls/id/162329

View on NVD

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