CVE-2026-4810 | THREATINT

Description

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.

PUBLISHED Reserved 2026-03-25 | Published 2026-04-13 | Updated 2026-04-13 | Assigner GoogleCloud

CRITICAL: 9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/U:Amber

Problem types

CWE-306 Missing authentication for critical function

Product status

Default status

unaffected

1.7.0 (custom) before 1.28.1

affected

2.0.0a1 (custom) before 2.0.0a2

affected

Credits

Yoshizawa reporter

References

github.com/google/adk-python/blob/main/CHANGELOG.md

cve.org (CVE-2026-4810)

nvd.nist.gov (CVE-2026-4810)

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