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OpenAdvisories
Medium · 5.3 CVE-2026-12516 EUVD-2026-42512GHSA-9jc6-q7qm-59qj

Fediverse Embeds < 1.5.8 - Unauthenticated SSRF via Media Proxy

Published Jul 9, 2026 · Updated Jul 9, 2026 · Assigned by WPScan

Description

The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated media-proxying endpoint, allowing anonymous users to make the site fetch arbitrary URLs, including internal and private-network addresses, and read back the response body. This results in a full-read Server-Side Request Forgery and open proxy.

Affected products

VendorProductAffectedFixed
— Fediverse Embeds < 1.5.8 1.5.8

References