Medium severity6.4NVD Advisory· Published Apr 2, 2026· Updated Apr 27, 2026
CVE-2026-0688
CVE-2026-0688
Description
The Webmention plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.6.2 via the 'Tools::read' function. This makes it possible for authenticated attackers, with Subscriber-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3(expand)+ 1 more
- (no CPE)
- (no CPE)range: <=5.6.2
Patches
Vulnerability mechanics
References
4- github.com/pfefferle/wordpress-webmention/blob/057223cee18a9e93b017d0f21db6ea77a7686489/includes/class-tools.phpnvd
- plugins.trac.wordpress.org/browser/webmention/tags/5.6.2/includes/class-tools.phpnvd
- plugins.trac.wordpress.org/changeset/3494831/webmentionnvd
- www.wordfence.com/threat-intel/vulnerabilities/id/02c9beba-dfa5-4a30-8355-62ff9a2630f7nvd
News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (March 30, 2026 to April 5, 2026)Wordfence Blog · Apr 9, 2026