{"id":"CVE-2026-12517","aliases":["EUVD-2026-42513","GHSA-9x4j-8g3j-786h"],"status":"published","title":"Fediverse Embeds \u003c 1.5.8 - Unauthenticated SSRF via Site Info Endpoint","description":"The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated site-info endpoint before fetching it, allowing anonymous users (the gating nonce is exposed on public pages carrying an embed) to make the site request internal and private-network URLs and read back the parsed page metadata. This is a Server-Side Request Forgery.","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":0.24476,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2026-07-09T06:00:03Z","modified":"2026-07-09T16:34:18Z","products":[{"vendor":"stefanbohacek","product":"fediverse embeds"},{"vendor":"unknown","product":"fediverse embeds"}],"references":[{"url":"https://wpscan.com/vulnerability/460a996f-e27d-47e8-9d68-9e6be93100c0/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-12517"},{"url":"https://wpscan.com/vulnerability/460a996f-e27d-47e8-9d68-9e6be93100c0"},{"url":"https://github.com/advisories/GHSA-9x4j-8g3j-786h"}],"sources":{"cve":[{"id":"CVE-2026-12517","title":"Fediverse Embeds \u003c 1.5.8 - Unauthenticated SSRF via Site Info Endpoint","description":"The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated site-info endpoint before fetching it, allowing anonymous users (the gating nonce is exposed on public pages carrying an embed) to make the site request internal and private-network URLs and read back the parsed page metadata. This is a Server-Side Request Forgery.","status":"published","published":"2026-07-09T06:00:03.058Z","modified":"2026-07-09T12:51:27.261Z","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":"2026-11-02T14:19:47.998488Z"}],"euvd":[{"id":"EUVD-2026-42513","description":"The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated site-info endpoint before fetching it, allowing anonymous users (the gating nonce is exposed on public pages carrying an embed) to make the site request internal and private-network URLs and read back the parsed page metadata. This is a Server-Side Request Forgery.","status":"published","published":"2026-07-09T06:00:03Z","modified":"2026-07-09T12:51:27Z","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":"2026-11-02T18:20:04.523855Z"}],"ghsa":[{"id":"GHSA-9x4j-8g3j-786h","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 site-info endpoint before fetching it, allowing anonymous users (the gating nonce is exposed on public pages carrying an embed) to make the site request internal and private-network URLs and read back the parsed page metadata. This is a Server-Side Request Forgery.","status":"published","published":"2026-07-09T09:30:28Z","modified":"2026-07-09T15:33:32Z","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":"2026-11-02T15:09:21.623271Z"}],"nvd":[{"id":"CVE-2026-12517","description":"The Fediverse Embeds WordPress plugin before 1.5.8 does not validate the destination of the server-side request performed by an unauthenticated site-info endpoint before fetching it, allowing anonymous users (the gating nonce is exposed on public pages carrying an embed) to make the site request internal and private-network URLs and read back the parsed page metadata. This is a Server-Side Request Forgery.","status":"published","published":"2026-07-09T07:16:23.41Z","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"}]}}