High severity · published Oct 26, 2026
CVE-2026-85297
Bucket Squatting in Cloud Run MCP leads to Service Account Takeover
New
7.7
CVSS
0.3%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 24% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Cloud Run MCP · Google Cloud
before 1.11.0 · source: vendor