{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77103", "assignerOrgId": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "state": "PUBLISHED", "assignerShortName": "Commvault", "dateReserved": "2026-08-20T10:57:52.110Z", "datePublished": "2026-09-08T12:12:54.437Z", "dateUpdated": "2026-09-08T13:25:38.622Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "shortName": "Commvault", "dateUpdated": "2026-09-08T12:12:54.437Z"}, "title": "CommServe Information Disclosure", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-288: Authentication Bypass Using an Alternate Path or Channel"}]}], "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 an authentication bypass issue affecting access authorization and information disclosure. Software customers upgrade to resolved maintenance release. Update CommServe."}], "references": [{"url": "https://documentation.commvault.com/securityadvisories/CV_2026_08_5.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:N/UI:N/VC:H/VI:N/VA:N/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-288", "lang": "en", "description": "CWE-288 Authentication Bypass Using an Alternate Path or Channel"}]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-08T13:23:49.319206Z", "id": "CVE-2026-77103", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-08T13:25:38.622Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "platforms": ["Windows", "Linux"], "product": "Commvault Cloud", "vendor": "Commvault", "versions": [{"changes": [{"at": "11.46.20", "status": "unaffected"}], "lessThanOrEqual": "11.46.19", "status": "affected", "version": "11.46.0", "versionType": "custom"}, {"changes": [{"at": "11.44.20", "status": "unaffected"}], "lessThanOrEqual": "11.44.19", "status": "affected", "version": "11.44.0", "versionType": "custom"}, {"changes": [{"at": "11.40.72", "status": "unaffected"}], "lessThanOrEqual": "11.40.71", "status": "affected", "version": "11.40.0", "versionType": "custom"}, {"changes": [{"at": "11.36.123", "status": "unaffected"}], "lessThanOrEqual": "11.36.122", "status": "affected", "version": "11.36.0", "versionType": "custom"}]}], "source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "CommServe contained an authentication bypass issue affecting access authorization and information disclosure. Software customers upgrade to resolved maintenance release. Update CommServe."}], "id": "CVE-2026-77103", "lastModified": "2026-09-08T13:17:26.140", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "type": "Secondary"}]}, "published": "2026-09-08T13:17:26.140", "references": [{"source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "url": "https://documentation.commvault.com/securityadvisories/CV_2026_08_5.html"}], "sourceIdentifier": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "vulnStatus": "Received"}

{}

{}