CVE-2026-76266 Splunk Enterprise - Command Injection & Privilege Escalation

Splunk Enterprise < 10.4.3, 10.2.7, 10.0.10, and 9.4.15 on Linux contains a command injection caused by trusting existing installation content during package upgrade, letting local users escalate privileges to root, exploit requires package upgrade after local modification.

CVSS base score 7.7 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.12% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Command Injection
Impact
Privilege Escalation, Remote Code Execution
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
Published
7 October 2026
Updated
15 October 2026
Weakness
CWE-269

Vendor fix

Update to versions 10.4.3, 10.2.7, 10.0.10, 9.4.15 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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