{"cve":"CVE-2026-2473","nvd":{"published":"2026-02-20T20:25:24.497","modified":"2026-06-17T10:31:08.043","status":"Deferred","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.","cvss_v4":{"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/U:Clear","score":7.7},"cvss_v3":null,"cwes":["CWE-340"],"references":["https://docs.cloud.google.com/support/bulletins#gcp-2026-012"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:24:17.937441719+00:00"},"epss":{"cve":"CVE-2026-2473","score":0.00512,"percentile":0.43721,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-wh2j-26j7-9728","url":"https://osv.dev/vulnerability/GHSA-wh2j-26j7-9728","summary":"Google Cloud Vertex AI has a a vulnerability involving predictable bucket naming","modified":"2026-09-10T03:50:35.983793619Z","packages":[{"ecosystem":"PyPI","name":"google-cloud-aiplatform","purl":"pkg:pypi/google-cloud-aiplatform","ranges":[">=1.21.0 <1.133.0"],"fixed":["1.133.0"]}]},{"id":"PYSEC-2026-2500","url":"https://osv.dev/vulnerability/PYSEC-2026-2500","summary":"Google Cloud Vertex AI has a a vulnerability involving predictable bucket naming","modified":"2026-07-13T16:31:55.207103223Z","packages":[{"ecosystem":"PyPI","name":"google-cloud-aiplatform","purl":"pkg:pypi/google-cloud-aiplatform","ranges":[">=1.21.0 <1.133.0"],"fixed":["1.133.0"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}