CVE-2026-8934 - Vulnerability Details - OpenCVE

A Missing Authorization vulnerability in a GraphQL private API operation of the Google App Engine section of the Cloud Console allows an unauthenticated remote attacker to leak sensitive App Engine request logs from other projects using a specially crafted request. This vulnerability was patched on 7 April 2026, and no customer action is needed.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable yes

Technical Impact partial

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products

References

Link	Providers
https://docs.cloud.google.com/support/bulletins#gcp-2026-038

History

Mon, 22 Jun 2026 17:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 22 Jun 2026 15:45:00 +0000

Type	Values Removed	Values Added
Description		A Missing Authorization vulnerability in a GraphQL private API operation of the Google App Engine section of the Cloud Console allows an unauthenticated remote attacker to leak sensitive App Engine request logs from other projects using a specially crafted request. This vulnerability was patched on 7 April 2026, and no customer action is needed.
Title		Cross-Project Information Leakage in Google App Engine UI
Weaknesses		CWE-862
References		https://docs.cloud.google.com/support/bulletins#gcp-2026-038
Metrics		cvssV4_0 `{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/U:Clear'}`

MITRE

Status: PUBLISHED

Assigner: GoogleCloud

Published: 2026-06-22T15:20:05.139Z

Updated: 2026-06-22T16:29:08.221Z

Reserved: 2026-05-19T10:54:39.724Z

Link: CVE-2026-8934

Vulnrichment

Updated: 2026-06-22T16:29:02.434Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-06-22T16:30:08Z

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