{"id":"CVE-2021-36879","aliases":["EUVD-2021-23455","GHSA-fwpf-hpw8-g5p6"],"status":"published","title":"WordPress uListing plugin \u003c= 2.0.5 - Unauthenticated Privilege Escalation vulnerability","description":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0.5). Possible if WordPress configuration allows user registration.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.02179,"percentile":0.82476,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-264","CWE-269"],"published":"2021-09-27T15:32:14Z","modified":"2026-06-17T03:59:34Z","products":[{"vendor":"stylemixthemes","product":"ulisting"},{"vendor":"stylemixthemes","product":"ulisting (wordpress plugin)"}],"references":[{"url":"https://wordpress.org/plugins/ulisting/#developers","tags":["x_refsource_CONFIRM","x_transferred","Product","Third Party Advisory"]},{"url":"https://patchstack.com/database/vulnerability/ulisting/wordpress-ulisting-plugin-2-0-5-unauthenticated-privilege-escalation-vulnerability","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-36879"},{"url":"https://github.com/advisories/GHSA-fwpf-hpw8-g5p6"}],"sources":{"cve":[{"id":"CVE-2021-36879","title":"WordPress uListing plugin \u003c= 2.0.5 - Unauthenticated Privilege Escalation vulnerability","description":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0.5). Possible if WordPress configuration allows user registration.","status":"published","published":"2021-09-27T15:32:14.511Z","modified":"2026-04-28T16:07:35.936Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:33:05.989686Z"}],"euvd":[{"id":"EUVD-2021-23455","description":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0.5). Possible if WordPress configuration allows user registration.","status":"published","published":"2021-09-27T15:32:14Z","modified":"2026-04-28T16:07:35Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:24:16.393887Z"}],"ghsa":[{"id":"GHSA-fwpf-hpw8-g5p6","title":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0...","description":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0.5). Possible if WordPress configuration allows user registration.","status":"published","published":"2022-05-24T19:15:47Z","modified":"2023-01-30T05:02:29Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:46:38.945282Z"}],"nvd":[{"id":"CVE-2021-36879","description":"Unauthenticated Privilege Escalation vulnerability in WordPress uListing plugin (versions \u003c= 2.0.5). Possible if WordPress configuration allows user registration.","status":"published","published":"2021-09-27T16:15:09.647Z","modified":"2026-06-17T03:59:34.033Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-264"],"updated_at":"2026-11-02T14:06:58.933037Z"}]}}