CVE-2026-4810: Google Agent Development Kit (ADK) has a Code Injection and Missing Authentication vulnerability
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.
Published Apr 13, 2026 · Updated Apr 24, 2026
Affected packages
google-adk
- Ecosystem
- PyPI
- Affected
- >= 2.0.0a1, < 2.0.0a2
- Fixed in
- 2.0.0a2
- Check
pip show google-adk
google-adk
- Ecosystem
- PyPI
- Affected
- >= 1.7.0, < 1.28.1
- Fixed in
- 1.28.1
- Check
pip show google-adk
Advisory details
From the GitHub Advisory Database (CC BY 4.0).
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.
Credited to philrollet.
References
How this page is made: the data panel comes from the GitHub Advisory Database, CISA’s KEV catalog, the NVD and FIRST EPSS, and updates twice a day. No analysis has been written for this entry yet. Methodology