{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-85297", "assignerOrgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "state": "PUBLISHED", "assignerShortName": "GoogleCloud", "dateReserved": "2026-09-03T16:38:16.479Z", "datePublished": "2026-10-26T14:58:30.464Z", "dateUpdated": "2026-11-02T21:12:52.542Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "shortName": "GoogleCloud", "dateUpdated": "2026-10-26T14:58:30.464Z"}, "title": "Bucket Squatting in Cloud Run MCP leads to Service Account Takeover", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-340", "description": "CWE-340 Generation of Predictable Numbers or Identifiers", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-616", "descriptions": [{"lang": "en", "value": "CAPEC-616 Establish Rogue Location"}]}], "affected": [{"vendor": "Google Cloud", "product": "Cloud Run MCP", "versions": [{"status": "affected", "version": "0", "lessThan": "1.11.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data.\n\n\n\nUsers must upgrade to Cloud Run MCP version 1.11.0\u00a0or later.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data.</p><p>Users must upgrade to Cloud Run MCP version 1.11.0&nbsp;or later.</p>"}]}], "references": [{"url": "https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "PASSIVE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "LOW", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "AMBER", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 7.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber"}}], "credits": [{"lang": "en", "value": "lambdasawa (Tsubasa Irisawa)", "type": "reporter"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "Vulnogram 1.0.1"}, "solutions": [{"lang": "en", "value": "Users must upgrade to Cloud Run MCP version 1.11.0 or later.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "Users must upgrade to Cloud Run MCP version 1.11.0 or later."}]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-02T21:12:44.146375Z", "id": "CVE-2026-85297", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-02T21:12:52.542Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-85297", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-11-02T21:12:44.146375Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-02T21:12:49.380Z"}}], "cna": {"title": "Bucket Squatting in Cloud Run MCP leads to Service Account Takeover", "source": {"discovery": "EXTERNAL"}, "credits": [{"lang": "en", "type": "reporter", "value": "lambdasawa (Tsubasa Irisawa)"}], "impacts": [{"capecId": "CAPEC-616", "descriptions": [{"lang": "en", "value": "CAPEC-616 Establish Rogue Location"}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.7, "Automatable": "NOT_DEFINED", "attackVector": "NETWORK", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "AMBER", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "subIntegrityImpact": "LOW", "vulnIntegrityImpact": "HIGH", "subAvailabilityImpact": "LOW", "vulnAvailabilityImpact": "HIGH", "subConfidentialityImpact": "LOW", "vulnConfidentialityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "affected": [{"vendor": "Google Cloud", "product": "Cloud Run MCP", "versions": [{"status": "affected", "version": "0", "lessThan": "1.11.0", "versionType": "custom"}], "defaultStatus": "unaffected"}], "solutions": [{"lang": "en", "value": "Users must upgrade to Cloud Run MCP version 1.11.0 or later.", "supportingMedia": [{"type": "text/html", "value": "Users must upgrade to Cloud Run MCP version 1.11.0 or later.", "base64": false}]}], "references": [{"url": "https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0"}], "x_generator": {"engine": "Vulnogram 1.0.1"}, "descriptions": [{"lang": "en", "value": "Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data.\n\n\n\nUsers must upgrade to Cloud Run MCP version 1.11.0\u00a0or later.", "supportingMedia": [{"type": "text/html", "value": "<p>Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data.</p><p>Users must upgrade to Cloud Run MCP version 1.11.0&nbsp;or later.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-340", "description": "CWE-340 Generation of Predictable Numbers or Identifiers"}]}], "providerMetadata": {"orgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "shortName": "GoogleCloud", "dateUpdated": "2026-10-26T14:58:30.464Z"}}}, "cveMetadata": {"cveId": "CVE-2026-85297", "state": "PUBLISHED", "dateUpdated": "2026-11-02T21:12:52.542Z", "dateReserved": "2026-09-03T16:38:16.479Z", "assignerOrgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "datePublished": "2026-10-26T14:58:30.464Z", "assignerShortName": "GoogleCloud"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Cloud Run MCP", "vendor": "Google Cloud", "versions": [{"lessThan": "1.11.0", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data.\n\n\n\nUsers must upgrade to Cloud Run MCP version 1.11.0\u00a0or later."}], "id": "CVE-2026-85297", "lastModified": "2026-11-02T22:17:23.327", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 7.7, "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": "AMBER", "subAvailabilityImpact": "LOW", "subConfidentialityImpact": "LOW", "subIntegrityImpact": "LOW", "userInteraction": "PASSIVE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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:Amber", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-85297", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-11-02T21:12:44.146375Z", "version": "2.0.3"}}]}, "published": "2026-10-26T16:17:23.090", "references": [{"source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "url": "https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0"}], "sourceIdentifier": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-340"}], "source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.11.0)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "product": "cloud_run_mcp", "vendor": "google_cloud"}], "created": "2026-10-26T16:45:14.917221+00:00", "updated": "2026-10-28T22:19:19.585680+00:00", "vendors": ["google_cloud", "google_cloud$PRODUCT$cloud_run_mcp"]}