Yoast Duplicate Post <= 3.2.3 - Authenticated (Admin+) Stored Cross-Site Scripting

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CVE CVE-2019-25314
CVSS Medium (5.5)
Publicly Published September 26, 2019
Last Updated February 13, 2026
Researcher Unk9vvN
Description

The Yoast Duplicate Post plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.2.3. This makes it possible for high-level authenticated users, such as administrators, to inject arbitrary web scripts into administrative pages via several parameters such as 'duplicate_post_title_prefix'. This only affects multi-site installations and installations where unfiltered_html has been disabled.

References

1 affected software package

Software Type Plugin
Software Slug duplicate-post (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 3.2.4
Patched Version
  • 3.2.4
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