Command injection in Splunk Enterprise - CVE-2026-76328
Published: August 20, 2026
Vulnerability identifier: #VU144461
CSH Severity: Low
CVSS v4: 7.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-76328
CWE-ID: CWE-77
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary SPL commands.
The vulnerability exists due to command injection in Splunk Web when processing dashboard PDF exports. A remote user can store attacker-controlled SPL in a dashboard and trick another user into exporting it as a PDF to run the SPL with that user's permissions.
Exploitation requires the power Splunk role.
Affected software
Splunk Enterprise
How to mitigate CVE-2026-76328
Install security update from vendor's website.
Splunk Enterprise - addressed in versions 9.4.14, 10.0.9, 10.2.6, 10.4.2