Which versions of Application Integration are affected by CVE-2026-12710?

Google Cloud Application Integration contained a critical broken access control vulnerability (CVE-2026-12710, CVSS 9.3) that allowed unauthenticated external attackers to access sensitive data…. A patch is available.

How to fix or mitigate CVE-2026-12710?

Within 24 hours, confirm whether your organization uses Google Cloud Application Integration and enable detailed audit logging through the Google Cloud Console to investigate access patterns. Within 7 days, if the service is in use, request incident response details from Google Cloud support, extract complete audit logs for QueryEngineTask operations between April 28, 2025, and April 4, 2026, and assess which internal systems and data types connected to the platform during this period. Within 30 days, implement enhanced real-time monitoring for Application Integration task execution, configure alerts for authentication anomalies and unusual API activity, conduct a full data impact assessment, and update your incident response records.

Application Integration CVE-2026-12710

Q: What is the CVSS score of CVE-2026-12710?

CVE-2026-12710 has a CVSS 4.0 base score of 9.3 (Critical). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/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. EPSS exploitation probability: 0.3%.

EUVD-2026-64241 CRITICAL

Missing Authorization (CWE-862)

2026-08-22 GoogleCloud

GHSA-m95m-h7f9-f822

Authentication Bypass Google Application Integration Google Cloud

9.3

CVSS 4.0 · Vendor: GoogleCloud

Severity by source

Vendor (GoogleCloud) PRIMARY

9.3 CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/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

vuln.today AI

7.5 HIGH

Unauthenticated low-complexity network access (AV:N/AC:L/PR:N/UI:N); confidentiality high per the data-access description, but integrity set to N since only read access is substantiated.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (GoogleCloud).

CVSS VectorVendor: GoogleCloud

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Patch available

Aug 22, 2026 - 09:01 EUVD

Analysis Generated

Aug 22, 2026 - 08:44 vuln.today

CVE Published

Aug 22, 2026 - 08:13 cve.org

CRITICAL 9.3

DescriptionCVE.org

A Missing Authorization vulnerability in the QueryEngineTask of Google Cloud Application Integration (versions from 2025-04-28 to 2026-04-04) allows an external attacker to access sensitive internal data.

The issue was patched on April 4, 2026; no customer action is required.

AnalysisAI

Broken access control in Google Cloud Application Integration's QueryEngineTask lets an unauthenticated external attacker reach sensitive internal data across service versions released between 2025-04-28 and 2026-04-04. The flaw is a missing authorization check (CWE-862) on a task component of this managed iPaaS offering; Google reports it was fixed server-side on 2026-04-04 with no customer action required. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

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Vulnerability AssessmentAI

Exploitation	Exploitation targets the QueryEngineTask component of Google Cloud Application Integration and requires no authentication, no privileges, and no user interaction (CVSS PR:N/UI:N/AC:L/AV:N), meaning it applied to reachable deployments of the service without special tenant configuration during the affected window. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment	The signals are moderately aligned toward high severity but incomplete. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario	Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation	No customer action is required: Google states the issue was patched server-side on 2026-04-04, so the fix is applied automatically to the managed service (patch available per vendor advisory; exact tagged version not applicable to a cloud offering). … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, confirm whether your organization uses Google Cloud Application Integration and enable detailed audit logging through the Google Cloud Console to investigate access patterns. …

Threat intelligence, references, and detailed analysis are available after sign-in.