{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77093", "assignerOrgId": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "state": "PUBLISHED", "assignerShortName": "Commvault", "dateReserved": "2026-08-20T10:56:58.070Z", "datePublished": "2026-10-13T14:26:59.902Z", "dateUpdated": "2026-10-13T14:26:59.902Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "shortName": "Commvault", "dateUpdated": "2026-10-13T14:26:59.902Z"}, "title": "CvFWD Denial of Service", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-190: Integer Overflow or Wraparound"}]}], "affected": [{"vendor": "Commvault", "product": "Commvault Cloud", "platforms": ["Windows", "Linux"], "defaultStatus": "unknown", "versions": [{"status": "affected", "version": "11.46.0", "lessThanOrEqual": "11.46.29", "changes": [{"at": "11.46.30", "status": "unaffected"}], "versionType": "custom"}, {"status": "affected", "version": "11.44.0", "lessThanOrEqual": "11.44.24", "changes": [{"at": "11.44.25", "status": "unaffected"}], "versionType": "custom"}, {"status": "affected", "version": "11.40.0", "lessThanOrEqual": "11.40.77", "changes": [{"at": "11.40.78", "status": "unaffected"}], "versionType": "custom"}, {"status": "affected", "version": "11.36.0", "lessThanOrEqual": "11.36.126", "changes": [{"at": "11.36.127", "status": "unaffected"}], "versionType": "custom"}]}], "descriptions": [{"lang": "en", "value": "CvFWD contained an integer overflow affecting service availability. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and HyperScale"}], "references": [{"url": "https://documentation.commvault.com/securityadvisories/CV_2026_10_2.html"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"version": "4.0", "baseScore": 7.1, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/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"}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unknown", "platforms": ["Windows", "Linux"], "product": "Commvault Cloud", "vendor": "Commvault", "versions": [{"changes": [{"at": "11.46.30", "status": "unaffected"}], "lessThanOrEqual": "11.46.29", "status": "affected", "version": "11.46.0", "versionType": "custom"}, {"changes": [{"at": "11.44.25", "status": "unaffected"}], "lessThanOrEqual": "11.44.24", "status": "affected", "version": "11.44.0", "versionType": "custom"}, {"changes": [{"at": "11.40.78", "status": "unaffected"}], "lessThanOrEqual": "11.40.77", "status": "affected", "version": "11.40.0", "versionType": "custom"}, {"changes": [{"at": "11.36.127", "status": "unaffected"}], "lessThanOrEqual": "11.36.126", "status": "affected", "version": "11.36.0", "versionType": "custom"}]}], "source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "CvFWD contained an integer overflow affecting service availability. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including CommServe, Webserver, Command Center, MediaAgents, Clients and HyperScale"}], "id": "CVE-2026-77093", "lastModified": "2026-10-13T15:17:49.017", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.1, "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": "LOW", "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:L/UI:N/VC:N/VI:N/VA:H/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": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "type": "Secondary"}]}, "published": "2026-10-13T15:17:49.017", "references": [{"source": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "url": "https://documentation.commvault.com/securityadvisories/CV_2026_10_2.html"}], "sourceIdentifier": "050066fd-a2f9-4f32-ab5d-4c53f48bc333", "vulnStatus": "Received"}

{}

{}