atec Duplicate Page & Post <= 1.2.20 - Missing Authorization to Authenticated (Contributor+) Arbitrary Post Duplication and Data Exposure

Missing Authorization
CVE CVE-2025-13404
CVSS Medium (5.3)
Publicly Published November 24, 2025
Last Updated November 25, 2025
Researcher Athiwat Tiprasaharn (Jitlada)
Description

The atec Duplicate Page & Post plugin for WordPress is vulnerable to unauthorized post duplication due to missing authorization validation on the duplicate_post() function in all versions up to, and including, 1.2.20. This makes it possible for authenticated attackers, with Contributor-level access and above, to duplicate arbitrary posts, including private and password-protected posts, leading to data exposure.

References

1 affected software package

Software Type Plugin
Software Slug atec-duplicate-page-post (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 1.2.20
Patched Version
  • 1.2.21
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