# CVE-2026-85297: Bucket Squatting in Cloud Run MCP leads to Service Account Takeover

> CVE-2026-85297: Bucket Squatting in Cloud Run MCP leads to Service Account Takeover. CVSS 7.7 (CVSS 4.0).

Canonical: https://rewindex.com/cve/CVE-2026-85297
Last updated: 2026-11-02T22:17:23Z

- Published: 2026-10-26 14:58 UTC · Updated: 2026-11-02 22:17 UTC · Assigner: GoogleCloud
- CVSS: 7.7 (CVSS 4.0) · Severity: High
- EPSS: 0.31%, 24th percentile (scored 2026-11-03)
- CISA KEV: no
- CWE: CWE-340

## Description

Bucket Squatting in Google Cloud Run MCP versions prior to 1.11.0 on Google Cloud Platform allows an attacker to intercept and access proprietary source code, execute arbitrary code and exfiltrate data. Users must upgrade to Cloud Run MCP version 1.11.0 or later.

## Affected vendors and products

- Google Cloud: Cloud Run MCP

## Tracked companies

- [Google Cloud](https://rewindex.com/company/google-cloud.md)

## References

- [CVE record on cve.org](https://www.cve.org/CVERecord?id=CVE-2026-85297)
- [NVD entry](https://nvd.nist.gov/vuln/detail/CVE-2026-85297)
- [https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0](https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0)

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_Sources: CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (https://www.cve.org/) This product uses data from the NVD API but is not endorsed or certified by the NVD. (https://nvd.nist.gov/) Known Exploited Vulnerabilities catalog from CISA. (https://www.cisa.gov/known-exploited-vulnerabilities-catalog) EPSS scores from FIRST (Exploit Prediction Scoring System). (https://www.first.org/epss/)_


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Canonical: https://rewindex.com/cve/CVE-2026-85297 · Markdown: https://rewindex.com/cve/CVE-2026-85297.md · JSON: https://rewindex.com/api/v1/cves/CVE-2026-85297 · Data licensed CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/) · Generated 2026-11-04T15:24:52.540Z