{"id":"CVE-2022-2778","aliases":["EUVD-2022-35019","GHSA-xh2c-fh83-6hgx"],"status":"published","title":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null...","description":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.","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":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00853,"percentile":0.58529,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2022-09-30T00:00:00Z","modified":"2026-06-17T04:42:33Z","products":[{"vendor":"octopus","product":"octopus_server"},{"vendor":"octopus deploy","product":"octopus server"}],"references":[{"url":"https://advisories.octopus.com/post/2022/sa2022-15/","tags":["x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-2778"},{"url":"https://advisories.octopus.com/post/2022/sa2022-15"},{"url":"https://github.com/advisories/GHSA-xh2c-fh83-6hgx"}],"sources":{"cve":[{"id":"CVE-2022-2778","description":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.","status":"published","published":"2022-09-30T00:00:00Z","modified":"2025-05-20T20:16:56.443Z","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"}],"updated_at":"2026-11-02T14:34:32.495407Z"}],"euvd":[{"id":"EUVD-2022-35019","description":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.","status":"published","published":"2022-09-30T00:00:00Z","modified":"2025-05-20T20:16:56Z","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":"2026-11-02T20:32:41.963587Z"}],"ghsa":[{"id":"GHSA-xh2c-fh83-6hgx","title":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null...","description":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.","status":"published","published":"2022-10-01T00:00:25Z","modified":"2025-05-20T21:31:30Z","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-863"],"updated_at":"2026-11-02T15:02:23.05875Z"}],"nvd":[{"id":"CVE-2022-2778","description":"In affected versions of Octopus Deploy it is possible to bypass rate limiting on login using null bytes.","status":"published","published":"2022-09-30T04:15:10.417Z","modified":"2026-06-17T04:42:33.91Z","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":"primary"},{"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"}],"updated_at":"2026-11-02T14:07:29.026521Z"}]}}