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CVE-2025-9890

🔴 HIGH

The Theme Editor plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.0. This is due to missing or incorrect nonce validation on the 'theme_editor_t...

Published
Oct 18, 2025
Last Modified
Oct 21, 2025
Views
12
Bookmarks
0

Description

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The Theme Editor plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.0. This is due to missing or incorrect nonce validation on the 'theme_editor_theme' page. This makes it possible for unauthenticated attackers to achieve remote code execution via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

CVSS Scores

CVSS 3.1 8.8
8.8
HIGH
CVSS 2.0 8.8

References

plugins.trac.wordpress.org plugins.trac.wordpress.org www.wordfence.com

Additional Information

Source
security@wordfence.com
State
Awaiting analysis

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