{"id":"CVE-2026-21672","state":"PUBLISHED","title":"A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.","description":"A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.","publishedAt":"2026-03-12T16:26:52.213Z","updatedAt":"2026-05-10T13:00:07.736Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"hackerone","products":["Veeam Backup and Replication"],"affected":[{"vendor":"Veeam","product":"Backup and Replication","defaultStatus":"unaffected","versions":[{"version":"12","status":"affected","lessThan":"12.3.2","versionType":"semver"},{"version":"13","status":"affected","lessThan":"13.0.1","versionType":"semver"}]}],"references":["https://www.veeam.com/kb4831","https://www.veeam.com/kb4830"],"weaknesses":["CWE-538"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21672.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21672","state":"PUBLISHED","datePublished":"2026-03-12T16:26:52.213Z","dateUpdated":"2026-05-10T13:00:07.736Z","assignerShortName":"hackerone","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateReserved":"2026-01-02T15:00:02.872Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers."}],"affected":[{"vendor":"Veeam","product":"Backup and Replication","defaultStatus":"unaffected","versions":[{"version":"12","status":"affected","lessThan":"12.3.2","versionType":"semver"},{"version":"13","status":"affected","lessThan":"13.0.1","versionType":"semver"}]}],"references":[{"url":"https://www.veeam.com/kb4831"},{"url":"https://www.veeam.com/kb4830"}],"problemTypes":[{"descriptions":[{"cweId":"CWE-538","type":"CWE","lang":"en","description":"CWE-538 File and Directory Information Exposure"}]}],"providerMetadata":{"shortName":"hackerone","orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","dateUpdated":"2026-04-17T15:32:11.662Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"CHANGED","version":"3.1","baseScore":8.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-03-13T03:55:47.868321Z","id":"CVE-2026-21672","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-10T13:00:07.736Z"}}]}}}