{"id":"CVE-2026-27543","aliases":["EUVD-2026-57938","GHSA-cvhf-m4qh-hf7x"],"status":"published","title":"WordPress MStore API plugin \u003c= 4.20.0 - Privilege Escalation vulnerability","description":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","severity":{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00373,"percentile":0.31727,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-266"],"published":"2026-08-13T13:36:20Z","modified":"2026-10-23T18:10:00Z","products":[{"vendor":"fluxbuilder","product":"mstore api"},{"vendor":"mstore","product":"mstore api"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/mstore-api/vulnerability/wordpress-mstore-api-plugin-4-20-0-privilege-escalation-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27543"},{"url":"https://github.com/advisories/GHSA-cvhf-m4qh-hf7x"}],"sources":{"cve":[{"id":"CVE-2026-27543","title":"WordPress MStore API plugin \u003c= 4.20.0 - Privilege Escalation vulnerability","description":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","status":"published","published":"2026-08-13T13:36:20.946Z","modified":"2026-08-13T15:16:56.08Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:19:49.199185Z"}],"euvd":[{"id":"EUVD-2026-57938","description":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","status":"published","published":"2026-08-13T13:36:20Z","modified":"2026-08-13T15:16:56Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:56.415282Z"}],"ghsa":[{"id":"GHSA-cvhf-m4qh-hf7x","title":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","description":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","status":"published","published":"2026-08-13T15:34:38Z","modified":"2026-08-13T15:34:45Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T15:10:25.227735Z"}],"nvd":[{"id":"CVE-2026-27543","description":"Unauthenticated Privilege Escalation in MStore API \u003c= 4.20.0 versions.","status":"published","published":"2026-08-13T14:16:56.763Z","modified":"2026-10-23T18:10:00.167Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-266"],"updated_at":"2026-11-02T14:12:37.217486Z"}]}}