Web Application Vulnerabilities Runtime SCA Findings
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Piwigo : Unrestricted Upload of File with Dangerous Type Vulnerability - CVE-2026-42322 - Vulnerability Database
Piwigo

Piwigo : Unrestricted Upload of File with Dangerous Type Vulnerability - CVE-2026-42322

Information
Reference: CVE-2026-42322
NVD Link: https://nvd.nist.gov/vuln/detail/CVE-2026-42322
Title: Piwigo : Unrestricted Upload of File with Dangerous Type Vulnerability
Overview:

Piwigo is a full featured open source photo gallery application for the web. Prior to 16.4.0 admin/themes_standard_pages.php validates uploaded logo content by MIME type but reuses the attacker-controlled extension from std_pgs_logo when constructing the stored filename. An authenticated administrator can upload image content with a server-executable final extension causing the file to be placed in the web-accessible logo directory and executed when requested if the web server handles that ext