{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-1496", "assignerOrgId": "8cad7728-009c-4a3d-a95e-ca62e6ff8a0b", "state": "PUBLISHED", "assignerShortName": "BlackDuck", "dateReserved": "2026-01-27T15:53:39.147Z", "datePublished": "2026-03-27T14:14:01.871Z", "dateUpdated": "2026-03-27T14:36:04.188Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8cad7728-009c-4a3d-a95e-ca62e6ff8a0b", "shortName": "BlackDuck", "dateUpdated": "2026-03-27T14:14:01.871Z"}, "title": "Coverity CLI Authentication Bypass", "datePublic": "2026-03-27T13:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-639", "description": "CWE-639 Authorization bypass through User-Controlled key", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-384", "descriptions": [{"lang": "en", "value": "CAPEC-384 Application API Message Manipulation via Man-in-the-Middle"}]}], "affected": [{"vendor": "Black Duck", "product": "Coverity", "versions": [{"status": 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{"cveTags": [], "descriptions": [{"lang": "en", "value": "Vulnerable versions of Coverity Connect lack an error handler in the authentication logic for command line tooling that makes it vulnerable to an authentication bypass.\u00a0A malicious actor with access to the\u00a0/token\u00a0API endpoint that either knows or guesses a valid username, can use this in a specially crafted HTTP request to bypass authentication.\u00a0Successful exploitation allows the malicious actor to assume all roles and privileges granted to the valid user\u2019s Coverity Connect account."}], "id": "CVE-2026-1496", "lastModified": "2026-03-27T15:16:48.053", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 9.3, "baseSeverity": "CRITICAL", "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:H/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": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "disclosure@synopsys.com", "type": "Secondary"}]}, "published": "2026-03-27T15:16:48.053", "references": [{"source": "disclosure@synopsys.com", "url": "https://community.blackduck.com/s/article/Black-Duck-Security-Advisory-CVE-2026-1496"}, {"source": "disclosure@synopsys.com", "url": "https://community.blackduck.com/s/article/Instructions-on-how-to-block-token-endpoint-for-Coverity-Connect"}, {"source": "disclosure@synopsys.com", "url": "https://community.blackduck.com/s/article/WAF-IDS-IPS-Mitigation-Guidance"}, {"source": "disclosure@synopsys.com", "url": "https://github.com/blackduck-inc/Coverity-Usage-Log-Analyzer"}], "sourceIdentifier": "disclosure@synopsys.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "disclosure@synopsys.com", "type": "Secondary"}]}

{}

{}