High severity8.8NVD Advisory· Published Dec 4, 2025· Updated Apr 15, 2026

CVE-2025-13543

Description

The PostGallery plugin for WordPress is vulnerable to arbitrary file uploads due to incorrect file type validation in the 'PostGalleryUploader' class functions in all versions up to, and including, 1.12.5. This makes it possible for authenticated attackers, with subscriber-level and above permissions, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Affected products

WordPress/Postgalleryinferred
Range: <=1.12.5
Package: https://wordpress.org/plugins/postgallery

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/postgallery/tags/1.12.5/admin/PostGalleryUploader.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/13348eb5-5001-4ec4-bc6a-44795bbed203nvd

News mentions

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