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PYSEC-2026-344

Google Agent Development Kit (ADK) has a Code Injection and Missing Authentication vulnerability

Details

A Code Injection and Missing Authentication vulnerability in Google Agent Development Kit (ADK) versions 1.7.0 (and 2.0.0a1) through 1.28.1 (and 2.0.0a2) on Python (OSS), Cloud Run, and GKE allows an unauthenticated remote attacker to execute arbitrary code on the server hosting the ADK instance.

This vulnerability was patched in versions 1.28.1 and 2.0.0a2.

Customers need to redeploy the upgraded ADK to their production environments. In addition, if they are running ADK Web locally, they also need to upgrade their local instance.

Are you affected?

Enter the version of the package you're using.

Affected packages

PyPI / google-adk

Introduced in: 2.0.0a1 Fixed in: 2.0.0a2

Fix pip install --upgrade 'google-adk>=2.0.0a2'

References

https://nvd.nist.gov/vuln/detail/CVE-2026-4810 [ADVISORY]
https://github.com/google/adk-python [PACKAGE]
https://github.com/google/adk-python/blob/main/CHANGELOG.md#1274-2026-03-26 [WEB]
https://pypi.org/project/google-adk [PACKAGE]
https://github.com/advisories/GHSA-rg7c-g689-fr3x [ADVISORY]