Description
The Schema & Structured Data for WP & AMP plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'saswp_custom_schema_field' profile field in all versions up to, and including, 1.54 due to insufficient input sanitization and output escaping. 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.
Problem types
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Product status
* (semver)
Timeline
| 2026-01-22: | Disclosed |
Credits
M Indra Purnama
References
www.wordfence.com/...-d421-41b7-91db-102e60d8274e?source=cve
plugins.trac.wordpress.org/...in_section/common-function.php
plugins.trac.wordpress.org/...in_section/structure-admin.php
plugins.trac.wordpress.org/.../tags/1.53/output/function.php
plugins.trac.wordpress.org/...structured-data-for-wp%2Ftrunk