CVE-2026-2473

HIGH EPSS 35.0%

Published Feb 20, 20264mo ago · Modified Jun 17, 20262w ago

7.7 CVSS 4.0

High

Published Feb 20, 2026 4mo ago

Last Modified Jun 17, 2026 2w ago

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). This vulnerability was patched and no customer action is needed.

CVSS Details

Base Score

7.7

Exploitability

—

Impact

—

Vector string

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

Attack Vector Network

Attack Complexity Low

Privileges Required None

User Interaction P

Scope X

Threat Intelligence

EPSS Exploit Probability

35.0% percentile

Exploit & Patch Status

No Known Exploit

No Patch Available

Weaknesses 1

CWE-340

References 1

docs.cloud.google.com https://docs.cloud.google.com/support/bulletins#gcp-2026-012

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.