{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-2473", "assignerOrgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "state": "PUBLISHED", "assignerShortName": "GoogleCloud", "dateReserved": "2026-02-13T15:41:59.549Z", "datePublished": "2026-02-20T19:39:51.015Z", "dateUpdated": "2026-02-20T19:39:51.015Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Vertex AI Experiments", "vendor": "Google Cloud", "versions": [{"lessThan": "1.133.0", "status": "affected", "version": "1.21.0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "reporter", "value": "Omer Amiad"}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<span style=\"background-color: rgb(239, 250, 102);\"><span style=\"background-color: rgb(255, 255, 255);\">Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to&nbsp;(but not including) 1.133.0 on Google Cloud Platform allows an unauthenticated remote attacker to achieve cross-tenant remote code execution, model theft, and poisoning via pre-creating predictably named Cloud Storage buckets (Bucket Squatting).</span></span><span style=\"background-color: rgb(255, 255, 255);\"><br></span><span style=\"background-color: rgb(255, 255, 255);\"><br>This vulnerability was patched and no customer action is needed.</span><br>"}], "value": "Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to\u00a0(but not including) 1.133.0 on Google Cloud Platform allows an unauthenticated remote attacker to achieve cross-tenant remote code execution, model theft, and poisoning via pre-creating predictably named Cloud Storage buckets (Bucket Squatting).\n\nThis vulnerability was patched and no customer action is needed."}], "impacts": [{"capecId": "CAPEC-253", "descriptions": [{"lang": "en", "value": "CAPEC-253 Remote Code Inclusion"}]}], "metrics": [{"cvssV4_0": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "PRESENT", "attackVector": "NETWORK", "baseScore": 7.7, "baseSeverity": "HIGH", "exploitMaturity": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "CLEAR", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "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:N/SI:N/SA:N/U:Clear", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "problemTypes": [{"descriptions": [{"cweId": "CWE-340", "description": "CWE-340 Generation of Predictable Numbers or Identifiers", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "shortName": "GoogleCloud", "dateUpdated": "2026-02-20T19:39:51.015Z"}, "references": [{"url": "https://docs.cloud.google.com/support/bulletins#gcp-2026-012"}], "source": {"discovery": "EXTERNAL"}, "tags": ["exclusively-hosted-service"], "title": "Bucket Squatting in Vertex AI Experiments leads to RCE and Model Theft.", "x_generator": {"engine": "Vulnogram 0.5.0"}}}}

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{"cveTags": [{"sourceIdentifier": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to\u00a0(but not including) 1.133.0 on Google Cloud Platform allows an unauthenticated remote attacker to achieve cross-tenant remote code execution, model theft, and poisoning via pre-creating predictably named Cloud Storage buckets (Bucket Squatting).\n\nThis vulnerability was patched and no customer action is needed."}], "id": "CVE-2026-2473", "lastModified": "2026-02-20T20:25:24.497", "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": "CLEAR", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "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: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:Clear", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "HIGH", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "type": "Secondary"}]}, "published": "2026-02-20T20:25:24.497", "references": [{"source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "url": "https://docs.cloud.google.com/support/bulletins#gcp-2026-012"}], "sourceIdentifier": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-340"}], "source": "f45cbf4e-4146-4068-b7e1-655ffc2c548c", "type": "Secondary"}]}

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