CVE-2026-85298
Improper Authorization in Google Cloud Application Integration Leads to Privilege Escalation
Description
An Incorrect Authorization vulnerability in the AuthConfig validation and integration execution runtime in Google Cloud Application Integration versions prior to 2026-08-27 allows an authenticated user to escalate privileges and impersonate a service account in the project. This vulnerability was patched on 27 August 2026, and no customer action is needed.
INFO
Published Date :
Oct. 14, 2026, 12:17 p.m.
Last Modified :
Oct. 14, 2026, 12:17 p.m.
Remotely Exploit :
Yes !
Source :
f45cbf4e-4146-4068-b7e1-655ffc2c548c
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | HIGH | f45cbf4e-4146-4068-b7e1-655ffc2c548c | ||||
| CVSS 4.0 | HIGH | f45cbf4e-4146-4068-b7e1-655ffc2c548c |
Solution
- No customer action is needed.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-85298.
| URL | Resource |
|---|---|
| https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-068 | |
| https://docs.cloud.google.com/support/bulletins#gcp-2026-068 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-85298 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-85298
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-85298 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-85298 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by f45cbf4e-4146-4068-b7e1-655ffc2c548c
Oct. 14, 2026
Action Type Old Value New Value Added Description An Incorrect Authorization vulnerability in the AuthConfig validation and integration execution runtime in Google Cloud Application Integration versions prior to 2026-08-27 allows an authenticated user to escalate privileges and impersonate a service account in the project. This vulnerability was patched on 27 August 2026, and no customer action is needed. Added CVSS V4.0 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 Added CWE CWE-863 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/85xxx/CVE-2026-85298.json">CVE-2026-85298</a> Added Reference https://docs.cloud.google.com/application-integration/docs/security-bulletins#gcp-2026-068 Added Reference https://docs.cloud.google.com/support/bulletins#gcp-2026-068