Missing Authorization in Splunk Enterprise - CVE-2026-76336

 

Missing Authorization in Splunk Enterprise - CVE-2026-76336

Published: August 20, 2026


Vulnerability identifier: #VU144469
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-76336
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote user to delete SPL2 modules.

The vulnerability exists due to missing authorization in the SPL2 module management REST API when processing module deletion requests. A remote user can send REST API requests to delete SPL2 modules across apps and users.


Affected software

Splunk Enterprise

How to mitigate CVE-2026-76336

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