{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-105806", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-05T20:37:19.365Z", "datePublished": "2026-10-06T15:35:17.028Z", "dateUpdated": "2026-10-06T15:35:17.028Z"}, "containers": {"cna": {"title": "Payload: Improper access control for MCP API keys", "problemTypes": [{"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": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 8.6, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/payloadcms/payload/security/advisories/GHSA-2q76-m6w6-qgc6", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/payloadcms/payload/security/advisories/GHSA-2q76-m6w6-qgc6"}, {"name": "https://github.com/payloadcms/payload/commit/025581d8c5ed836039ad85397288a30f0d3c11c1", "tags": ["x_refsource_MISC"], "url": "https://github.com/payloadcms/payload/commit/025581d8c5ed836039ad85397288a30f0d3c11c1"}, {"name": "https://github.com/payloadcms/payload/releases/tag/v3.88.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/payloadcms/payload/releases/tag/v3.88.0"}], "affected": [{"vendor": "payloadcms", "product": "payload", "versions": [{"version": ">= 3.61.0, < 3.88.0", "status": "affected"}]}, {"vendor": "@payloadcms", "product": "plugin-mcp", "versions": [{"version": ">= 3.61.0, < 3.88.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-06T15:35:17.028Z"}, "descriptions": [{"lang": "en", "value": "Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version 3.88.0."}], "source": {"advisory": "GHSA-2q76-m6w6-qgc6", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "payload", "vendor": "payloadcms", "versions": [{"status": "affected", "version": ">= 3.61.0, < 3.88.0"}]}, {"product": "plugin-mcp", "vendor": "@payloadcms", "versions": [{"status": "affected", "version": ">= 3.61.0, < 3.88.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Payload is a free and open source headless content management system. In @payloadcms/plugin-mcp versions from 3.61.0 until 3.88.0, an authenticated user can manage MCP API keys outside the intended account, enabling privilege escalation through account takeover. This issue is fixed in version 3.88.0."}], "id": "CVE-2026-105806", "lastModified": "2026-10-06T16:17:06.257", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.6, "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: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": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-06T16:17:06.257", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/payloadcms/payload/commit/025581d8c5ed836039ad85397288a30f0d3c11c1"}, {"source": "security-advisories@github.com", "url": "https://github.com/payloadcms/payload/releases/tag/v3.88.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/payloadcms/payload/security/advisories/GHSA-2q76-m6w6-qgc6"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}