Unrated severityNVD Advisory· Published Oct 19, 2021· Updated Feb 14, 2025
MPL-Publisher – Self-publish your book & ebook <= 1.30.2 Authenticated Stored Cross-Site Scripting
CVE-2021-39343
Description
The MPL-Publisher WordPress plugin is vulnerable to Stored Cross-Site Scripting due to insufficient input validation and sanitization via several parameters found in the ~/libs/PublisherController.php file which allowed attackers with administrative user access to inject arbitrary web scripts, in versions up to and including 1.30.2. This affects multi-site installations where unfiltered_html is disabled for administrators, and sites where unfiltered_html is disabled.
Affected products
1- Range: 1.30.2
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/BigTiger2020/word-press/blob/main/MPL-Publisher.mdmitrex_refsource_MISC
- plugins.trac.wordpress.org/browser/mpl-publisher/trunk/libs/PublisherController.phpmitrex_refsource_MISC
- www.wordfence.com/vulnerability-advisories/mitrex_refsource_MISC
News mentions
0No linked articles in our index yet.