{"id":"CVE-2026-54804","aliases":["EUVD-2026-37640","GHSA-g54j-mfpf-9c6r"],"status":"published","title":"WordPress Melhor Envio plugin \u003c= 2.16.3 - Broken Authentication vulnerability","description":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","severity":{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00274,"percentile":0.19878,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-288"],"published":"2026-06-17T09:51:43Z","modified":"2026-10-26T00:10:00Z","products":[{"vendor":"melhorenvio","product":"melhor envio"}],"references":[{"url":"https://patchstack.com/database/wordpress/plugin/melhor-envio-cotacao/vulnerability/wordpress-melhor-envio-plugin-2-16-3-broken-authentication-vulnerability?_s_id=cve","tags":["vdb-entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54804"},{"url":"https://github.com/advisories/GHSA-g54j-mfpf-9c6r"}],"sources":{"cve":[{"id":"CVE-2026-54804","title":"WordPress Melhor Envio plugin \u003c= 2.16.3 - Broken Authentication vulnerability","description":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","status":"published","published":"2026-06-17T09:51:43.493Z","modified":"2026-06-17T15:35:34.811Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T13:37:58.613221Z"}],"euvd":[{"id":"EUVD-2026-37640","description":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","status":"published","published":"2026-06-17T09:51:43Z","modified":"2026-06-17T15:35:34Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"updated_at":"2026-11-02T18:20:37.851797Z"}],"ghsa":[{"id":"GHSA-g54j-mfpf-9c6r","title":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","description":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","status":"published","published":"2026-06-17T18:35:52Z","modified":"2026-06-17T18:36:00Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"high"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T15:08:52.409657Z"}],"nvd":[{"id":"CVE-2026-54804","description":"Subscriber Broken Authentication in Melhor Envio \u003c= 2.16.3 versions.","status":"published","published":"2026-06-17T13:20:51.473Z","modified":"2026-10-26T00:10:00.15Z","cvss":[{"version":"3.1","score":7.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-288"],"updated_at":"2026-11-02T14:12:24.544761Z"}]}}