{"id":"CVE-2026-75431","aliases":["EUVD-2026-71448","GHSA-f4hf-w5c6-r4p5"],"status":"published","title":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256...","description":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:H/PR:N/S:U/UI:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01073,"percentile":0.6534,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-321"],"published":"2026-09-04T00:00:00Z","modified":"2026-09-08T19:42:20Z","exploits":[{"source":"pocgithub","id":"unpredictable21/CVE-2026-75431_PowerJob_jwt_key_predictable","title":"unpredictable21/CVE-2026-75431_PowerJob_jwt_key_predictable","date":"2026-08-11","url":"https://github.com/unpredictable21/CVE-2026-75431_PowerJob_jwt_key_predictable"}],"references":[{"url":"https://github.com/PowerJob/PowerJob/blob/master/docker-compose.yml"},{"url":"https://github.com/PowerJob/PowerJob/blob/master/powerjob-server/powerjob-server-auth/src/main/java/tech/powerjob/server/auth/jwt/impl/DefaultSecretProvider.java"},{"url":"https://github.com/PowerJob/PowerJob/blob/master/powerjob-server/powerjob-server-auth/src/main/java/tech/powerjob/server/auth/jwt/impl/JwtServiceImpl.java"},{"url":"https://github.com/PowerJob/PowerJob/blob/master/powerjob-server/powerjob-server-openapi/src/main/java/tech/powerjob/server/openapi/service/impl/OpenApiSecurityServiceImpl.java"},{"url":"https://github.com/PowerJob/PowerJob/blob/master/powerjob-server/powerjob-server-starter/src/main/resources/application-daily.properties"},{"url":"https://gist.github.com/unpredictable21/39e6ce22e4bc45b0e553d0fa6a6e4d1c"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-75431"},{"url":"https://github.com/advisories/GHSA-f4hf-w5c6-r4p5"}],"sources":{"cve":[{"id":"CVE-2026-75431","description":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.","status":"published","published":"2026-09-04T00:00:00Z","modified":"2026-09-04T18:24:09.744Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:H/PR:N/S:U/UI:N","level":"critical","assessor":"cna"}],"cwes":["CWE-321"],"updated_at":"2026-11-02T14:20:07.260654Z"}],"euvd":[{"id":"EUVD-2026-71448","description":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.","status":"published","published":"2026-09-04T00:00:00Z","modified":"2026-09-04T18:24:09Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AC:L/AV:N/A:N/C:H/I:H/PR:N/S:U/UI:N","level":"critical"}],"updated_at":"2026-11-02T18:01:11.774269Z"}],"ghsa":[{"id":"GHSA-f4hf-w5c6-r4p5","title":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256...","description":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.","status":"published","published":"2026-09-04T18:31:24Z","modified":"2026-09-04T21:31:48Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical"}],"cwes":["CWE-321"],"updated_at":"2026-11-02T15:11:24.326884Z"}],"nvd":[{"id":"CVE-2026-75431","description":"PowerJob Server version 5.1.2 (and likely earlier) uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code.","status":"published","published":"2026-09-04T16:17:59.413Z","modified":"2026-09-08T19:42:20.313Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"critical","assessor":"secondary"}],"cwes":["CWE-321"],"updated_at":"2026-11-02T14:12:43.737972Z"}]}}