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Critical · 9.8 CVE-2022-50912 EUVD-2026-2619GHSA-9h6r-9xvw-j888

ImpressCMS 1.4.4 - Unrestricted File Upload

Published Jan 13, 2026 · Updated Mar 5, 2026 · Assigned by VulnCheck

Description

ImpressCMS 1.4.4 contains a file upload vulnerability with weak extension sanitization that allows attackers to upload potentially malicious files. Attackers can bypass file upload restrictions by using alternative file extensions .php2.php6.php7.phps.pht to execute arbitrary PHP code on the server.

Affected products

VendorProductAffectedFixed
ImpressCMS ImpressCMS 1.4.4 —

References