CVE-2025-5092: famethemes onepress Cross-site Scripting

Vulnerability summary

CVE-2025-5092 is a medium (CVSS 6.4) Cross-site Scripting vulnerability in famethemes onepress. EPSS estimates a 0.26% chance of exploitation in the next 30 days, higher than 16.2% of scored vulnerabilities.

Timeline

1. 20-11-2025
   PublishedVulnerability first disclosed.
2. 08-04-2026
   Last modifiedVulnerability information updated.

Description

Multiple plugins and/or themes for WordPress are vulnerable to Stored Cross-Site Scripting via the plugin's bundled lightGallery library (<= 2.8.3) in various versions due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.