Medium severity6.4NVD Advisory· Published Oct 9, 2024· Updated Jun 17, 2026
CVE-2024-9451
CVE-2024-9451
Description
The Embed PDF Viewer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'height' and 'width' parameters in all versions up to, and including, 2.4.4 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.
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Affected products
1Patches
Vulnerability mechanics
References
5- plugins.trac.wordpress.org/browser/embed-pdf-viewer/trunk/embed-pdf-viewer.phpnvd
- plugins.trac.wordpress.org/browser/embed-pdf-viewer/trunk/embed-pdf-viewer.phpnvd
- plugins.trac.wordpress.org/changeset/3164573/nvd
- wordpress.org/plugins/embed-pdf-viewer/nvd
- www.wordfence.com/threat-intel/vulnerabilities/id/b616e275-855d-461e-8fcb-c96098e41dfdnvd
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