{"id":"CVE-2026-15413","aliases":["EUVD-2026-57747","GHSA-p2hj-vx9x-4rh8"],"status":"published","title":"Link Factory - Backdoor","description":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00522,"percentile":0.4458,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-912"],"published":"2026-08-13T08:13:11Z","modified":"2026-08-26T16:30:52Z","products":[{"vendor":"unknown","product":"link factory"}],"references":[{"url":"https://wpscan.com/vulnerability/4cad269d-0146-4ca9-a1ae-55f02c8e5433/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15413"},{"url":"https://wpscan.com/vulnerability/4cad269d-0146-4ca9-a1ae-55f02c8e5433"},{"url":"https://github.com/advisories/GHSA-p2hj-vx9x-4rh8"}],"sources":{"cve":[{"id":"CVE-2026-15413","title":"Link Factory - Backdoor","description":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).","status":"published","published":"2026-08-13T08:13:11.894Z","modified":"2026-08-13T14:23:20.581Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T13:47:51.033687Z"}],"euvd":[{"id":"EUVD-2026-57747","description":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).","status":"published","published":"2026-08-13T08:13:11Z","modified":"2026-08-13T14:23:20Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T18:01:56.761721Z"}],"ghsa":[{"id":"GHSA-p2hj-vx9x-4rh8","title":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\",...","description":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).","status":"published","published":"2026-08-13T09:31:10Z","modified":"2026-08-13T15:34:36Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T15:10:24.70819Z"}],"nvd":[{"id":"CVE-2026-15413","description":"The Link Factory WordPress plugin is a backdoor. Distributed as a \"homepage sentence publisher\", it exposes an operator-controlled REST API under /wp-json/link-factory/v1/ - authenticated by a detached Ed25519 signature verified against a hardcoded operator public key (except for the health check).","status":"published","published":"2026-08-13T09:17:12.153Z","modified":"2026-08-26T16:30:52.723Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-912"],"updated_at":"2026-11-02T14:12:37.217486Z"}]}}