{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-77105","assignerOrgId":"050066fd-a2f9-4f32-ab5d-4c53f48bc333","state":"PUBLISHED","assignerShortName":"Commvault","dateReserved":"2026-08-20T10:58:02.223Z","datePublished":"2026-09-08T12:12:54.826Z","dateUpdated":"2026-09-09T04:26:06.709Z"},"containers":{"cna":{"providerMetadata":{"orgId":"050066fd-a2f9-4f32-ab5d-4c53f48bc333","shortName":"Commvault","dateUpdated":"2026-09-08T12:12:54.826Z"},"title":"CommServe Privilege Escalation","problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-347: Improper Verification of Cryptographic Signature"}]}],"affected":[{"vendor":"Commvault","product":"Commvault Cloud","platforms":["Windows","Linux"],"defaultStatus":"unknown","versions":[{"status":"affected","version":"11.46.0","lessThanOrEqual":"11.46.19","changes":[{"at":"11.46.20","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"11.44.0","lessThanOrEqual":"11.44.19","changes":[{"at":"11.44.20","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"11.40.0","lessThanOrEqual":"11.40.71","changes":[{"at":"11.40.72","status":"unaffected"}],"versionType":"custom"},{"status":"affected","version":"11.36.0","lessThanOrEqual":"11.36.122","changes":[{"at":"11.36.123","status":"unaffected"}],"versionType":"custom"}]}],"descriptions":[{"lang":"en","value":"CommServe contained a cryptographic signature verification issue affecting privilege management. Software customers upgrade to resolved maintenance release. Update CommServe and Web Server."}],"references":[{"url":"https://documentation.commvault.com/securityadvisories/CV_2026_08_7.html"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"version":"4.0","baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"credits":[{"lang":"en","value":"Michael Tucker and Tan Chew Keong from the XOR team at JPMorgan Chase.","type":"reporter"}]},"adp":[{"problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-347","lang":"en","description":"CWE-347 Improper Verification of Cryptographic Signature"}]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-08T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-77105"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-09-09T04:26:06.709Z"}}]}}