Description
The Flying Images: Optimize and Lazy Load Images for Faster Page Speed plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.4.14 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, 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.
Problem types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Product status
* (semver)
Timeline
| 2025-10-29: | Vendor Notified |
| 2025-10-31: | Disclosed |
Credits
Karuppiah Sabari Kumar
References
www.wordfence.com/...-4da8-427b-8f5d-6a3339dad3cd?source=cve
plugins.svn.wordpress.org/...gs/2.4.14/settings/lazyload.php
plugins.svn.wordpress.org/...-load/tags/2.4.14/inject-js.php
plugins.svn.wordpress.org/.../tags/2.4.14/settings/index.php
plugins.trac.wordpress.org/changeset/3386814/nazy-load