{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77426", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-20T19:59:59.603Z", "datePublished": "2026-09-22T20:31:36.749Z", "dateUpdated": "2026-09-22T20:31:36.749Z"}, "containers": {"cna": {"title": "Unleash: Missing await on permission check + cross-project IDOR in admin API", "problemTypes": [{"descriptions": [{"cweId": "CWE-639", "lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-862", "lang": "en", "description": "CWE-862: Missing Authorization", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 7.1, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/Unleash/unleash/security/advisories/GHSA-72h8-wp98-7hch", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/Unleash/unleash/security/advisories/GHSA-72h8-wp98-7hch"}, {"name": "https://github.com/Unleash/unleash/commit/7bb2829fc40791aa478e8ffca149c11b0f9cb05a", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/commit/7bb2829fc40791aa478e8ffca149c11b0f9cb05a"}, {"name": "https://github.com/Unleash/unleash/commit/ace121c922d2e3eb6f68d95b0b6ab2fc8d824ea1", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/commit/ace121c922d2e3eb6f68d95b0b6ab2fc8d824ea1"}, {"name": "https://github.com/Unleash/unleash/commit/bea7effd3687425630423f662136d548e100154d", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/commit/bea7effd3687425630423f662136d548e100154d"}, {"name": "https://github.com/Unleash/unleash/commit/c93a963e95e1b7bf1bca2a7729282a48d0eb2f6a", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/commit/c93a963e95e1b7bf1bca2a7729282a48d0eb2f6a"}, {"name": "https://github.com/Unleash/unleash/commit/dd61d0e10f5977a2e5de78df467c3a17c09fbcef", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/commit/dd61d0e10f5977a2e5de78df467c3a17c09fbcef"}, {"name": "https://github.com/Unleash/unleash/releases/tag/v8.0.3", "tags": ["x_refsource_MISC"], "url": "https://github.com/Unleash/unleash/releases/tag/v8.0.3"}], "affected": [{"vendor": "Unleash", "product": "unleash", "versions": [{"version": "< 8.0.3", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-22T20:31:36.749Z"}, "descriptions": [{"lang": "en", "value": "Unleash is an open-source feature management platform. Prior to 8.0.3, the Unleash admin API contains five authorization vulnerabilities. POST /api/admin/segments/strategies assigns the Promise returned by hasPermission without awaiting it, allowing authenticated users to modify segment assignments without UPDATE_FEATURE_STRATEGY permission for the target project and environment. GET /api/admin/projects/:projectId/features/:featureName/environments/:environment/variants does not bind the requested feature to projectId, allowing cross-project variant configuration disclosure. GET .../strategies/:strategyId uses strategyId without validating the project and feature context, allowing cross-project strategy configuration disclosure. getEnvironmentInfo does not validate that the requested feature belongs to the supplied project, allowing cross-project environment information disclosure. PUT /:projectId/tags accepts feature identifiers without verifying that they belong to the URL project, allowing cross-project tag modification. This issue is fixed in version 8.0.3."}], "source": {"advisory": "GHSA-72h8-wp98-7hch", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "unleash", "vendor": "Unleash", "versions": [{"status": "affected", "version": "< 8.0.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Unleash is an open-source feature management platform. Prior to 8.0.3, the Unleash admin API contains five authorization vulnerabilities. POST /api/admin/segments/strategies assigns the Promise returned by hasPermission without awaiting it, allowing authenticated users to modify segment assignments without UPDATE_FEATURE_STRATEGY permission for the target project and environment. GET /api/admin/projects/:projectId/features/:featureName/environments/:environment/variants does not bind the requested feature to projectId, allowing cross-project variant configuration disclosure. GET .../strategies/:strategyId uses strategyId without validating the project and feature context, allowing cross-project strategy configuration disclosure. getEnvironmentInfo does not validate that the requested feature belongs to the supplied project, allowing cross-project environment information disclosure. PUT /:projectId/tags accepts feature identifiers without verifying that they belong to the URL project, allowing cross-project tag modification. This issue is fixed in version 8.0.3."}], "id": "CVE-2026-77426", "lastModified": "2026-09-22T21:17:32.327", "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:L/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": "LOW", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-09-22T21:17:32.327", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/commit/7bb2829fc40791aa478e8ffca149c11b0f9cb05a"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/commit/ace121c922d2e3eb6f68d95b0b6ab2fc8d824ea1"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/commit/bea7effd3687425630423f662136d548e100154d"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/commit/c93a963e95e1b7bf1bca2a7729282a48d0eb2f6a"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/commit/dd61d0e10f5977a2e5de78df467c3a17c09fbcef"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/releases/tag/v8.0.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/Unleash/unleash/security/advisories/GHSA-72h8-wp98-7hch"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}, {"lang": "en", "value": "CWE-862"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"created": "2026-09-22T21:30:20.112174+00:00", "updated": "2026-09-22T21:30:20.112180+00:00", "vendors": []}