Information disclosure in Splunk Enterprise - CVE-2026-76256

 

Information disclosure in Splunk Enterprise - CVE-2026-76256

Published: August 20, 2026


Vulnerability identifier: #VU144434
CSH Severity: Low
CVSS v4: 5.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-76256
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to disclose sensitive information.

The vulnerability exists due to information exposure in Splunk Secure Gateway REST API endpoints when returning SAML setup and instance settings. A remote user can send REST API requests to disclose sensitive configuration information.


Affected software

Splunk Enterprise

How to mitigate CVE-2026-76256

Install security update from vendor's website.

Splunk Enterprise - addressed in versions 9.4.14, 10.0.9, 10.2.6, 10.4.2

External References

Related Security Bulletins