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.

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Fixes

Solution

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Workaround

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History

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
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GoogleCloud

Published:

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

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

Link: CVE-2026-8934

cve-icon Vulnrichment

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cve-icon NVD

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cve-icon Redhat

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cve-icon OpenCVE Enrichment

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

Weaknesses