CVE-2026-79707 PUBLISHED

Arbitrary File Read in Google Agent Development Kit (ADK)

Assigner: GoogleCloud
Reserved: 25.08.2026 Published: 04.09.2026 Updated: 04.09.2026

A Path Traversal vulnerability in the builder endpoint in Google Cloud Agent Development Kit (ADK) versions 1.9.0 through 1.21.0 on Python allows an unauthenticated remote attacker to read arbitrary files using a crafted file_path query parameter.

Metrics

CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/U:Amber
CVSS Score: 8.7

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	None	Integrity	None
Attack Requirements	None	Availability	None	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Google Cloud
Product	Agent Development Kit (ADK)
Versions	Default: unaffected affected from 1.9.0 to 1.22.0 (excl.)

Solutions

Upgrade google-adk to 1.22.0 or later.

Credits

Hagai Sason reporter

References

Problem Types

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') CWE

Impacts

CAPEC-64 Path Traversal