{"id":"CVE-2023-52199","aliases":["EUVD-2023-56872","GHSA-5cg4-pm73-p483"],"status":"published","title":"WordPress ActivityPub plugin \u003c= 1.0.5 - Unauthenticated Broken Access Control vulnerability","description":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00349,"percentile":0.28811,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-862"],"published":"2024-06-11T14:13:43Z","modified":"2026-06-17T06:42:16Z","products":[{"vendor":"automattic","product":"activitypub"},{"vendor":"matthias pfefferle \u0026 automattic","product":"activitypub"},{"vendor":"unknown","product":"activitypub"}],"references":[{"url":"https://patchstack.com/database/vulnerability/activitypub/wordpress-activitypub-plugin-1-0-5-unauthenticated-broken-access-control-vulnerability?_s_id=cve","tags":["vdb-entry","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52199"},{"url":"https://github.com/advisories/GHSA-5cg4-pm73-p483"}],"sources":{"cve":[{"id":"CVE-2023-52199","title":"WordPress ActivityPub plugin \u003c= 1.0.5 - Unauthenticated Broken Access Control vulnerability","description":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.","status":"published","published":"2024-06-11T14:13:43.515Z","modified":"2026-04-28T16:09:06.698Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:35:18.88314Z"}],"euvd":[{"id":"EUVD-2023-56872","description":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.","status":"published","published":"2024-06-11T14:13:43Z","modified":"2026-04-28T16:09:06Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:01.410558Z"}],"ghsa":[{"id":"GHSA-5cg4-pm73-p483","title":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue...","description":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.","status":"published","published":"2024-06-11T15:31:14Z","modified":"2024-06-11T15:31:26Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:57:27.679011Z"}],"nvd":[{"id":"CVE-2023-52199","description":"Missing Authorization vulnerability in Matthias Pfefferle \u0026 Automattic ActivityPub.This issue affects ActivityPub: from n/a through 1.0.5.","status":"published","published":"2024-06-11T15:15:55.737Z","modified":"2026-06-17T06:42:16.813Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-862"],"updated_at":"2026-11-02T14:09:17.205287Z"}]}}