Improper Neutralization in Splunk Enterprise - CVE-2026-76302
Published: October 22, 2026
Vulnerability identifier: #VU156987
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-76302
CWE-ID: CWE-707
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to potentially alter how application data is interpreted.
The vulnerability exists due to improper neutralization in Splunk Enterprise when processing data containing potentially significant special elements. A remote attacker can potentially supply data with elements that are not adequately neutralized to cause unintended interpretation during processing.
Affected software
Splunk Enterprise
How to mitigate CVE-2026-76302
Install security update from vendor's website.
Splunk Enterprise - addressed in versions 9.4.16, 10.0.11, 10.2.8, 10.4.4