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CVE-2026-0686

HIGH

7.2

Description

The Webmention plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.6.2 in the 'MF2::parse_authorpage' function via the 'Receiver::post' function. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

Details CVE

Score CVSS v3.17.2

SeveriteHIGH

Vecteur CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie4/2/2026

Derniere modification4/3/2026

Sourcenvd

Observations honeypot0

Faiblesses (CWE)

CWE-918

References

https://github.com/pfefferle/wordpress-webmention/blob/057223cee18a9e93b017d0f21db6ea77a7686489/includes/handler/class-mf2.php#L878(security@wordfence.com)

https://plugins.trac.wordpress.org/browser/webmention/tags/5.6.2/includes/class-receiver.php#L260(security@wordfence.com)

https://plugins.trac.wordpress.org/browser/webmention/tags/5.6.2/includes/handler/class-mf2.php#L877(security@wordfence.com)

https://plugins.trac.wordpress.org/changeset/3494831/webmention(security@wordfence.com)

https://www.wordfence.com/threat-intel/vulnerabilities/id/08d15c46-d15f-4803-80be-90bf33335c18?source=cve(security@wordfence.com)

Correlations IOC

Aucune correlation enregistree

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