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CVE-2026-85297

Bucket Squatting in Cloud Run MCP leads to Service Account Takeover

HIGH
7.7
CVSS Score
Published: October 26, 2026 at 02:58 PM UTC
Updated: October 26, 2026 at 04:50 PM UTC
1 product affected across 1 vendorCloud Run MCP

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Severity
HIGH7.7
Exploit prediction
EPSS 0.3%

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

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Source: cverecord
https://github.com/GoogleCloudPlatform/cloud-run-mcp/releases/tag/v1.11.0

CVSS

7.7HIGHGoogleCloud
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-340

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