Vulnerability Description
In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9, 3.9.23, and 3.8.70, a user who does not hold the "admin" or "power" Splunk roles could read sensitive Security Assertion Markup Language setup and instance settings information through Splunk Secure Gateway Representational State Transfer (REST) API endpoints. The vulnerability is possible because the affected Security Assertion Markup Language setup and instance settings REST API endpoints do not enforce authorization requirements before returning configuration information.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Splunk | Splunk | >= 9.4.0, < 9.4.14 |
| Splunk | Splunk Secure Gateway | >= 3.8.0, < 3.8.70 |
Related Weaknesses (CWE)
References
- https://advisory.splunk.com/advisories/SVD-2026-0801Vendor Advisory
FAQ
What is CVE-2026-76256?
CVE-2026-76256 is a vulnerability with a CVSS score of 4.3 (MEDIUM). In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9, 3.9.23, and 3.8.70, a user who does not hold the "admin" or "power" Splunk role...
How severe is CVE-2026-76256?
CVE-2026-76256 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-76256?
Check the references section above for vendor advisories and patch information. Affected products include: Splunk Splunk, Splunk Splunk Secure Gateway.