{"id":"CVE-2025-56221","aliases":["EUVD-2025-34910","GHSA-w54h-jpcf-gvh9"],"status":"published","title":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass...","description":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.","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":"adp","from":"cve"},"epss":{"day":"2026-11-10","score":0.00597,"percentile":0.48864,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-307"],"published":"2025-10-17T00:00:00Z","modified":"2026-11-05T22:10:00Z","exploits":[{"source":"pocgithub","id":"saykino/CVE-2025-56221","title":"saykino/CVE-2025-56221","date":"2025-10-14","url":"https://github.com/saykino/CVE-2025-56221"}],"products":[{"vendor":"ascertia","product":"signinghub"}],"references":[{"url":"https://github.com/saykino/CVE-2025-56221","tags":["Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-56221"},{"url":"https://github.com/advisories/GHSA-w54h-jpcf-gvh9"}],"sources":{"cve":[{"id":"CVE-2025-56221","description":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.","status":"published","published":"2025-10-17T00:00:00Z","modified":"2025-10-17T19:02:49.669Z","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":"adp"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:32:26.64278Z"}],"euvd":[{"id":"EUVD-2025-34910","description":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.","status":"published","published":"2025-10-17T00:00:00Z","modified":"2025-10-17T19:02:49Z","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":"2026-11-02T20:31:30.508055Z"}],"ghsa":[{"id":"GHSA-w54h-jpcf-gvh9","title":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass...","description":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.","status":"published","published":"2025-10-17T21:31:18Z","modified":"2025-10-17T21:31:25Z","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-307"],"updated_at":"2026-11-02T15:04:01.2384Z"}],"nvd":[{"id":"CVE-2025-56221","description":"A lack of rate limiting in the login mechanism of SigningHub v8.6.8 allows attackers to bypass authentication via a brute force attack.","status":"published","published":"2025-10-17T19:15:37.59Z","modified":"2026-11-05T22:10:00.203Z","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"}],"cwes":["CWE-307"],"updated_at":"2026-11-05T23:57:15.690201Z"}]}}