CVE-2025-13404 Missing authorization in atec Duplicate Page & Post

Medium 5.3 Published Updated

Authenticated contributors can duplicate arbitrary posts, including private ones, due to missing authorization checks in the Duplicate Page & Post plugin.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-13404?

CVE-2025-13404 is a medium-severity missing authorization vulnerability in docjojo atec Duplicate Page & Post, published on 25 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official 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.

Weakness: CWE-862

Which versions are affected by CVE-2025-13404?

How do I fix CVE-2025-13404?

No fix has been published for CVE-2025-13404 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-13404 being exploited?

There is no known exploitation of CVE-2025-13404 in the wild and no public exploit code.

Sources

Also known as GHSA-2wrj-mx36-vgp8.

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