{"id":"CVE-2026-12516","aliases":["EUVD-2026-42512","GHSA-9jc6-q7qm-59qj"],"status":"published","title":"Fediverse Embeds \u003c 1.5.8 - Unauthenticated SSRF via Media Proxy","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.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00313,"percentile":0.24474,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2026-07-09T06:00:02Z","modified":"2026-07-09T18:32:50Z","products":[{"vendor":"stefanbohacek","product":"fediverse embeds"},{"vendor":"unknown","product":"fediverse embeds"}],"references":[{"url":"https://wpscan.com/vulnerability/2ac80164-03b7-4966-b022-833b4194de80/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12516"},{"url":"https://wpscan.com/vulnerability/2ac80164-03b7-4966-b022-833b4194de80"},{"url":"https://github.com/advisories/GHSA-9jc6-q7qm-59qj"}],"sources":{"cve":[{"id":"CVE-2026-12516","title":"Fediverse Embeds \u003c 1.5.8 - Unauthenticated SSRF via Media Proxy","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.","status":"published","published":"2026-07-09T06:00:02.88Z","modified":"2026-07-09T14:46:12.813Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:19:48.461833Z"}],"euvd":[{"id":"EUVD-2026-42512","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.","status":"published","published":"2026-07-09T06:00:02Z","modified":"2026-07-09T14:46:12Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:20:04.126011Z"}],"ghsa":[{"id":"GHSA-9jc6-q7qm-59qj","title":"The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the...","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.","status":"published","published":"2026-07-09T09:30:28Z","modified":"2026-07-09T18:32:50Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:09:22.189239Z"}],"nvd":[{"id":"CVE-2026-12516","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.","status":"published","published":"2026-07-09T07:16:23.303Z","modified":"2026-07-09T16:34:18.103Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:12:28.4135Z"}]}}