CVEvulnerability
CVE-2026-4244
4.3 MEDIUM
Official page ↗
- Status
- Deferred
- Published
- 2026-08-22
- Last modified
- 2026-10-12
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 4.3 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
- Weaknesses
- CWE-862
Description
The Post Duplicator plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the `duplicate_post()` function in all versions up to, and including, 3.0.11. This is due to the function not verifying that the user has `edit_others_posts` capability before accepting a `selectedAuthorId` parameter via the `duplicate-post` REST endpoint. This makes it possible for authenticated attackers, with Contributor-level access and above, to create duplicated posts attributed to any user, including administrators.
Related
Weakness · CWE (1)
- CWE-862 Missing Authorization weakness
References
- https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L520 plugins.trac.wordpress.org
- https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L550 plugins.trac.wordpress.org
- https://plugins.trac.wordpress.org/browser/post-duplicator/trunk/includes/api.php#L728 plugins.trac.wordpress.org
- https://plugins.trac.wordpress.org/changeset/3485579/ plugins.trac.wordpress.org
- https://www.wordfence.com/threat-intel/vulnerabilities/id/64553742-ff2b-40e9-92c3-3458a9f988a2?source=cve www.wordfence.com