# CVE-2026-15587: Google Security Operations SOAR privilege escalation via authentication header

Source: https://junglewise.ai/threats/cve-2026-15587-google-security-operations-soar-privilege-escalation-via  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-09-16. Updated: 2026-09-25  
License: CC BY 4.0 with a link back

CVE-2026-15587 · Severity: high · Published 2026-09-16

Google Security Operations SOAR is a cloud-native incident response platform used to automate security investigations and response workflows. A vulnerability allowed authenticated users to escalate their privileges to system-level administrative access, potentially enabling attackers to take over the entire SOAR platform and access all incident data and configurations.

Technologies: [Google Cloud Platform](https://junglewise.ai/threats/technologies/google-cloud-platform). Vendors: [Google](https://junglewise.ai/threats/vendors/google).

## Quick answers

**Is CVE-2026-15587 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-15587 being exploited in the wild.

**How severe is CVE-2026-15587?** High severity, published 16 September 2026.

**Which products and versions are affected?** Google Security Operations SOAR before 6.3.85.

**Is there a fix for CVE-2026-15587?** A patch was published on 2026-09-16: Version 6.3.85 or higher Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-15587 attacked?** It is attacked over the network, in a hosted service.

**Am I affected by CVE-2026-15587?** Check whether you run Google Cloud Platform or Google Security Operations SOAR at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

An improper privilege management vulnerability in Google Security Operations SOAR allowed authenticated attackers to escalate privileges to system-level administrative access. The vulnerability could be exploited by crafting a malicious internal authentication header and sending it to the SOAR service. An attacker with valid credentials could achieve complete system compromise and access to all SOAR functionality and data. The vulnerability was patched in version 6.3.85, and all customers have been automatically upgraded with no manual action required.

## Affected products

- Google Security Operations SOAR before 6.3.85

## Timeline

- 2026-09-16: disclosed
- 2026-09-16: patched: Version 6.3.85 or higher

## References

- [https://docs.cloud.google.com/support/bulletins/index](https://docs.cloud.google.com/support/bulletins/index)

## Related threats

- [AMD EPYC 5th generation processor data cache information leak](https://junglewise.ai/threats/cve-2024-36350-gcp-2026-081)
- [Istio authentication bypass or access control vulnerability](https://junglewise.ai/threats/cve-2026-31836-gcp-2026-080)
- [Slurm multiple vulnerabilities in Cluster Toolkit](https://junglewise.ai/threats/cve-2026-65107-slurm-sbcast-shared-library-validation-bypass)
- [Google Application Integration deserialization of untrusted data in SubWorkflow](https://junglewise.ai/threats/cve-2026-93327-gcp-2026-074)
- [Google Compute Engine incorrect authorization in disk access](https://junglewise.ai/threats/cve-2026-85299-gcp-2026-073)