All vulnerabilities
CVE-2026-85297

Bucket Squatting in Cloud Run MCP leads to Service Account Takeover

Google Cloud Cloud Run MCP
Open in ThreatlineRecord JSON
CVSS
7.7High
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed in1.11.0Fixed versionCVE List
Published26 Oct 2026Updated 26 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

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.

Text from CVE List

Affected versions 1

  • Cloud Run MCPaffected: all versions before 1.11.0CVE List

References 1