{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-106078","assignerOrgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","state":"PUBLISHED","assignerShortName":"hackerone","dateReserved":"2026-10-06T15:00:00.655Z","datePublished":"2026-10-27T16:16:58.925Z","dateUpdated":"2026-10-27T16:16:58.925Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A vulnerability allowing an unauthenticated attacker to bypass REST API authentication with a forged federation token and receive responses from REST API endpoints that do not call the Veeam Backup for Microsoft 365 backup service."}],"affected":[{"defaultStatus":"unaffected","vendor":"Veeam","product":"Backup for Microsoft 365","versions":[{"version":"8.0","status":"affected","lessThanOrEqual":"8.6.0.1102","versionType":"semver"}]}],"references":[{"url":"https://www.veeam.com/kb4957"}],"metrics":[{"cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","baseScore":6.9,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","cweId":"CWE-347","description":"CWE-347 Improper Verification of Cryptographic Signature"}]}],"providerMetadata":{"orgId":"36234546-b8fa-4601-9d6f-f4e334aa8ea1","shortName":"hackerone","dateUpdated":"2026-10-27T16:16:58.925Z"}}}}