CVE-2025-6626

The ShortPixel Adaptive Images – WebP, AVIF, CDN, Image Optimization plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the API URL Setting in all versions up to, and including, 3.10.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

The following products are affected by CVE-2025-6626 vulnerability.

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Here, you will find a curated list of external links that provide in-depth information to CVE-2025-6626.

URL	Resource
https://plugins.trac.wordpress.org/browser/shortpixel-adaptive-images/tags/3.10.4/includes/front/vanilla-js-loader.class.php#L48
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3337681%40shortpixel-adaptive-images&new=3337681%40shortpixel-adaptive-images&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/56ab6429-4b1b-461a-9fcd-b4be84985118?source=cve