CVE-2026-19407
GCS Bucket Squatting leading to RCE in Gemini Enterprise Agent Platform Python SDK
Description
Bucket Squatting in Google Cloud Gemini Enterprise Agent Platform SDK for Python versions prior to 1.166.1 allows an attacker to achieve Remote Code Execution (RCE) and tenant-project token theft.
INFO
Published Date :
Sept. 15, 2026, 4:17 p.m.
Last Modified :
Sept. 15, 2026, 4:17 p.m.
Remotely Exploit :
Yes !
Source :
f45cbf4e-4146-4068-b7e1-655ffc2c548c
Affected Products
The following products are affected by CVE-2026-19407
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | HIGH | f45cbf4e-4146-4068-b7e1-655ffc2c548c | ||||
| CVSS 4.0 | HIGH | f45cbf4e-4146-4068-b7e1-655ffc2c548c |
Solution
- Update the SDK to version 1.166.1 or later.
- Review and secure bucket configurations.
- Implement least privilege access controls.
- Monitor for suspicious activity.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-19407.
| URL | Resource |
|---|---|
| https://docs.cloud.google.com/gemini-enterprise-agent-platform/release-notes#March_31_2026 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19407 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-19407
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-19407 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19407 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by f45cbf4e-4146-4068-b7e1-655ffc2c548c
Sep. 15, 2026
Action Type Old Value New Value Added Description Bucket Squatting in Google Cloud Gemini Enterprise Agent Platform SDK for Python versions prior to 1.166.1 allows an attacker to achieve Remote Code Execution (RCE) and tenant-project token theft. Added CVSS V4.0 AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/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:X/V:X/RE:X/U:Clear Added CWE CWE-330 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/19xxx/CVE-2026-19407.json">CVE-2026-19407</a> Added Reference https://docs.cloud.google.com/gemini-enterprise-agent-platform/release-notes#March_31_2026