---
title: "CVE-2026-85298: Google Cloud Application Integration - Broken Access Control"
description: "Google Cloud Application Integration < 2026-08-27 contains an incorrect authorization vulnerability caused by improper AuthConfig validation and integration execution runtime, letting authenticated users escalate privileges and impersonate service accounts, exploit requires user authentication."
url: https://panop.io/threat-heartbeat/CVE-2026-85298/
---

# CVE-2026-85298 Google Cloud Application Integration - Broken Access Control

Google Cloud Application Integration < 2026-08-27 contains an incorrect authorization vulnerability caused by improper AuthConfig validation and integration execution runtime, letting authenticated users escalate privileges and impersonate service accounts, exploit requires user authentication.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-85298)

## Details

Type

Broken Access Control

Impact

Privilege Escalation

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear

Published

14 October 2026

Updated

15 October 2026

Weakness

[CWE-863](https://cwe.mitre.org/data/definitions/863.html)

## Vendor fix

Update to version 2026-08-27 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-85298](https://nvd.nist.gov/vuln/detail/CVE-2026-85298)
- [https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-068](https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-068)
- [https://docs.cloud.google.com/support/bulletins#gcp-2026-068](https://docs.cloud.google.com/support/bulletins#gcp-2026-068)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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