CVE-2026-1246

The ShortPixel Image Optimizer plugin for WordPress is vulnerable to Arbitrary File Read via path traversal in the 'loadFile' parameter in all versions up to, and including, 6.4.2 due to insufficient path validation and sanitization in the 'loadLogFile' AJAX action. This makes it possible for authenticated attackers, with Editor-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information such as database credentials and authentication keys.

The following products are affected by CVE-2026-1246 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2026-1246.

URL	Resource
https://plugins.trac.wordpress.org/browser/shortpixel-image-optimiser/tags/6.4.1/class/Controller/AjaxController.php#L1686
https://plugins.trac.wordpress.org/browser/shortpixel-image-optimiser/tags/6.4.1/class/Controller/AjaxController.php#L309
https://plugins.trac.wordpress.org/browser/shortpixel-image-optimiser/tags/6.4.1/class/Controller/BulkController.php#L200
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3449706%40shortpixel-image-optimiser&new=3449706%40shortpixel-image-optimiser&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/03cb41d2-67c8-457f-8d85-7aede8e12d44?source=cve