{"id":"CVE-2026-4828","aliases":["EUVD-2026-17919","GHSA-g894-3pcr-4hv9"],"status":"published","title":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and...","description":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.","severity":{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00264,"percentile":0.18486,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1390"],"published":"2026-04-01T14:48:53Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"devolutions","product":"devolutions_server"},{"vendor":"devolutions","product":"server"}],"references":[{"url":"https://devolutions.net/security/advisories/DEVO-2026-0010","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4828"},{"url":"https://github.com/advisories/GHSA-g894-3pcr-4hv9"}],"sources":{"cve":[{"id":"CVE-2026-4828","description":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.","status":"published","published":"2026-04-01T14:48:53.684Z","modified":"2026-04-01T20:23:02.072Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"adp"}],"cwes":["CWE-1390"],"updated_at":"2026-11-02T14:19:58.944663Z"}],"euvd":[{"id":"EUVD-2026-17919","description":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.","status":"published","published":"2026-04-01T14:48:53Z","modified":"2026-04-01T20:23:02Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T19:25:23.620594Z"}],"ghsa":[{"id":"GHSA-g894-3pcr-4hv9","title":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and...","description":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.","status":"published","published":"2026-04-01T18:36:36Z","modified":"2026-04-01T21:31:35Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-1390"],"updated_at":"2026-11-02T15:07:04.885246Z"}],"nvd":[{"id":"CVE-2026-4828","description":"Improper authentication in the OAuth login functionality in Devolutions Server 2026.1.11 and earlier allows a remote attacker with valid credentials to bypass multi-factor authentication via a crafted login request.","status":"published","published":"2026-04-01T16:23:51.43Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":8.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-1390"],"updated_at":"2026-11-02T14:12:12.73929Z"}]}}