{"id":"CVE-2026-19485","state":"PUBLISHED","title":"Bucket Squatting in Vertex AI Search for Commerce","description":"A Predictable Resource Name vulnerability in BigQuery Import Staging in Google Cloud Vertex AI Search for Commerce versions prior to 2026-04-27 on Google Cloud Platform allows an attacker knowing the victim's project number to obtain read/write access to staged data and error logs using predictable bucket names.\n\n\n\nThis vulnerability was patched and no customer action is needed.","publishedAt":"2026-08-26T18:06:00.596Z","updatedAt":"2026-08-26T19:04:26.776Z","severity":{"score":9.3,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/U:Clear","source":"GoogleCloud"},"assigner":"GoogleCloud","products":["Google Cloud Vertex AI Search for Commerce"],"affected":[{"vendor":"Google Cloud","product":"Vertex AI Search for Commerce","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026-04-27","versionType":"date"}]}],"references":["https://unit42.paloaltonetworks.com/hijacking-vertex-ai-model/"],"weaknesses":["CWE-330"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/19xxx/CVE-2026-19485.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-19485","state":"PUBLISHED","datePublished":"2026-08-26T18:06:00.596Z","dateUpdated":"2026-08-26T19:04:26.776Z","assignerShortName":"GoogleCloud","assignerOrgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateReserved":"2026-08-10T16:19:58.910Z"},"containers":{"cna":{"title":"Bucket Squatting in Vertex AI Search for Commerce","descriptions":[{"lang":"en","value":"A Predictable Resource Name vulnerability in BigQuery Import Staging in Google Cloud Vertex AI Search for Commerce versions prior to 2026-04-27 on Google Cloud Platform allows an attacker knowing the victim's project number to obtain read/write access to staged data and error logs using predictable bucket names.\n\n\n\nThis vulnerability was patched and no customer action is needed."}],"affected":[{"vendor":"Google Cloud","product":"Vertex AI Search for Commerce","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026-04-27","versionType":"date"}]}],"references":[{"url":"https://unit42.paloaltonetworks.com/hijacking-vertex-ai-model/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"CLEAR","version":"4.0","baseSeverity":"CRITICAL","baseScore":9.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/U:Clear"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-330","lang":"en","description":"CWE-330 Use of Insufficiently Random Values","type":"CWE"}]}],"providerMetadata":{"shortName":"GoogleCloud","orgId":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","dateUpdated":"2026-08-26T18:06:00.596Z"},"impacts":[{"capecId":"CAPEC-616","descriptions":[{"lang":"en","value":"CAPEC-616 Establish Rogue Location"}]}],"credits":[{"lang":"en","value":"Omer Amiad","type":"reporter"}],"source":{"discovery":"EXTERNAL"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-26T19:04:00.686731Z","id":"CVE-2026-19485","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-26T19:04:26.776Z"}}]}}}