{"id":"CVE-2026-21671","aliases":["EUVD-2026-11583","GHSA-9prx-6fqf-vvjh"],"status":"published","title":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform...","description":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup \u0026 Replication.","severity":{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01459,"percentile":0.73737,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-693","CWE-94"],"published":"2026-03-12T15:09:39Z","modified":"2026-06-17T10:18:53Z","products":[{"vendor":"veeam","product":"software appliance"},{"vendor":"veeam","product":"veeam_backup_\\\u0026_replication"}],"references":[{"url":"https://www.veeam.com/kb4831","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21671"},{"url":"https://github.com/advisories/GHSA-9prx-6fqf-vvjh"}],"sources":{"cve":[{"id":"CVE-2026-21671","description":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup \u0026 Replication.","status":"published","published":"2026-03-12T15:09:39.209Z","modified":"2026-05-10T13:48:38.313Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-693"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-11583","description":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup \u0026 Replication.","status":"published","published":"2026-03-12T15:09:39Z","modified":"2026-05-10T13:48:38Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:05:13.690762Z"}],"ghsa":[{"id":"GHSA-9prx-6fqf-vvjh","title":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform...","description":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup \u0026 Replication.","status":"published","published":"2026-03-12T15:30:26Z","modified":"2026-05-10T15:31:17Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-94","CWE-693"],"updated_at":"2026-11-02T15:07:58.760928Z"}],"nvd":[{"id":"CVE-2026-21671","description":"A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution (RCE) in high availability (HA) deployments of Veeam Backup \u0026 Replication.","status":"published","published":"2026-03-12T15:16:13.63Z","modified":"2026-06-17T10:18:53.893Z","cvss":[{"version":"3.1","score":9.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-94","CWE-693"],"updated_at":"2026-11-02T14:12:09.358914Z"}]}}