{"id":"CVE-2026-2473","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-2473","generatedAt":"2026-10-28T01:44:23.010Z","title":"Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to (but not including) 1.133.0 on Google Cloud Platform allows an unauthenticated remote attacker to achieve cross-tenant remote code execution, model…","description":"Predictable bucket naming in Vertex AI Experiments in Google Cloud Vertex AI from version 1.21.0 up to (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.","published":"2026-02-20T20:25:24.000Z","lastModified":"2026-06-17T10:31:08.000Z","status":"Deferred","sourceIdentifier":"f45cbf4e-4146-4068-b7e1-655ffc2c548c","cvss":{"version":"4.0","score":7.7,"severity":"HIGH","vector":"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/M"},"cwe":["CWE-340"],"affected":[],"epss":{"score":0.00512,"percentile":0.43429,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://docs.cloud.google.com/support/bulletins#gcp-2026-012","source":"f45cbf4e-4146-4068-b7e1-655ffc2c548c"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-2473","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}