CVE-2025-13684: ARK Related Posts <= 2.19 - Cross-Site Request Forgery to Settings Update

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-05 · updated 2026-06-17
Weakness: CWE-352

Description

The ARK Related Posts plugin for WordPress is vulnerable to Cross-Site Request Forgery in version 2.19. This is due to missing or incorrect nonce validation on the ark_rp_options_page function. This makes it possible for unauthenticated attackers to modify the plugin's configuration settings via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Affected products

alexkar ARK Related Posts: through 2.19

References

https://plugins.trac.wordpress.org/browser/ark-relatedpost/tags/2.19/ark-relatedpost.php#L109
https://plugins.trac.wordpress.org/browser/ark-relatedpost/trunk/ark-relatedpost.php#L109
https://plugins.trac.wordpress.org/changeset/3416647/
https://www.wordfence.com/threat-intel/vulnerabilities/id/7eb53a80-89e5-4d8c-a1ba-c272196a3340?source=cve

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