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Vulnerability record · CVE-2026-2244 · published 26 February 2026

CVE-2026-2244: Information exposure vulnerability

A vulnerability in Google Cloud Vertex AI Workbench from 7/21/2025 to 01/30/2026 allows an attacker to exfiltrate valid Google Cloud access tokens of other users via abuse of a built-in startup script. All instances after January 30th, 2026 have been patched to protect from this vulnerability. No user action is required for this.

8.4 CVSS 4.0 High EPSS 0.24% · top 87.0% CWE-200 · Information exposure Deferred
8.4CVSS 4.0 base score
0.24%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A vulnerability in Google Cloud Vertex AI Workbench from 7/21/2025 to 01/30/2026 allows an attacker to exfiltrate valid Google Cloud access tokens of other users via abuse of a built-in startup script. All instances after January 30th, 2026 have been patched to protect from this vulnerability. No user action is required for this.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/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:

References

LinkTags
https://docs.cloud.google.com/vertex-ai/docs/workbench/release-notes#February_20_2026

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Source: NIST National Vulnerability Database (record CVE-2026-2244), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.