{"id":"CVE-2023-27172","aliases":["EUVD-2023-30952","GHSA-hvrj-r9f4-xr39"],"status":"published","title":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows...","description":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.","severity":{"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":"primary","from":"nvd"},"epss":{"day":"2026-11-10","score":0.00687,"percentile":0.53001,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-307"],"published":"2023-12-20T00:00:00Z","modified":"2026-09-16T21:31:32Z","products":[{"vendor":"xpand-it","product":"write-back_manager"}],"references":[{"url":"https://balwurk.github.io/CVE-2023-27172/","tags":["x_transferred","Exploit","Third Party Advisory"]},{"url":"https://ghostline.neocities.org/CVE-2023-27172/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-27172"},{"url":"https://balwurk.github.io/CVE-2023-27172"},{"url":"https://ghostline.neocities.org/CVE-2023-27172"},{"url":"https://github.com/advisories/GHSA-hvrj-r9f4-xr39"}],"sources":{"cve":[{"id":"CVE-2023-27172","description":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.","status":"published","published":"2023-12-20T00:00:00Z","modified":"2026-09-16T20:02:41.651Z","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":"adp"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:35:26.63732Z"}],"euvd":[{"id":"EUVD-2023-30952","description":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.","status":"published","published":"2023-12-20T00:00:00Z","modified":"2026-09-16T20:02:41Z","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"}],"updated_at":"2026-11-02T17:28:14.33177Z"}],"ghsa":[{"id":"GHSA-hvrj-r9f4-xr39","title":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows...","description":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.","status":"published","published":"2023-12-20T03:30:23Z","modified":"2026-09-16T21:31:32Z","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-307"],"updated_at":"2026-11-02T15:12:02.095044Z"}],"nvd":[{"id":"CVE-2023-27172","description":"Xpand IT Write-back Manager v2.3.1 uses weak secret keys to sign JWT tokens. This allows attackers to easily obtain the secret key used to sign JWT tokens via a bruteforce attack.","status":"published","published":"2023-12-20T01:15:07.233Z","modified":"2026-09-16T20:17:20.303Z","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":"primary"},{"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-307"],"updated_at":"2026-11-02T14:08:56.329586Z"}]}}