{"id":"CVE-2021-27963","aliases":["EUVD-2021-14681","GHSA-qjp9-v762-692g"],"status":"published","title":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g.,...","description":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.02446,"percentile":0.84579,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-306","CWE-732"],"published":"2021-03-05T01:37:36Z","modified":"2026-06-17T03:45:40Z","exploits":[{"source":"pocgithub","id":"erberkan/SonLogger-vulns","title":"erberkan/SonLogger-vulns","date":"2021-02-26","url":"https://github.com/erberkan/SonLogger-vulns"}],"products":[{"vendor":"sfcyazilim","product":"sonlogger"}],"references":[{"url":"https://github.com/erberkan/SonLogger-vulns","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://www.sonlogger.com/releasenotes","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-27963"},{"url":"https://github.com/advisories/GHSA-qjp9-v762-692g"}],"sources":{"cve":[{"id":"CVE-2021-27963","description":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.","status":"published","published":"2021-03-05T01:37:36Z","modified":"2024-08-03T21:33:17.007Z","updated_at":"2026-11-02T14:33:04.360272Z"}],"euvd":[{"id":"EUVD-2021-14681","description":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.","status":"published","published":"2021-03-05T01:37:36Z","modified":"2024-08-03T21:33:17Z","updated_at":"2026-11-03T03:24:47.80549Z"}],"ghsa":[{"id":"GHSA-qjp9-v762-692g","title":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g.,...","description":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.","status":"published","published":"2022-05-24T17:43:47Z","modified":"2023-01-27T05:02:42Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:42:05.364036Z"}],"nvd":[{"id":"CVE-2021-27963","description":"SonLogger before 6.4.1 is affected by user creation with any user permissions profile (e.g., SuperAdmin). An anonymous user can send a POST request to /User/saveUser without any authentication or session header.","status":"published","published":"2021-03-05T02:15:12.457Z","modified":"2026-06-17T03:45:40.82Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":6.4,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:06:50.399901Z"}]}}