SEPTEMBER 18, 2026
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Case File

CVE-2026-76339

MEDIUM · CVSS 5.4 EPSS 0.18% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-19 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

Splunk Enterprise versions prior to 10.4.2, 10.2.6, 10.0.9, and 9.4.14 are vulnerable to arbitrary Search Processing Language (SPL) command injection via the geostats command, allowing non-admin users to execute malicious SPL under the context of another authenticated user. This could lead to unauthorized data exposure, including sensitive information and the ability to modify lookup files, contingent upon the targeted user's permissions. Organizations using affected versions of Splunk should prioritize patching to mitigate the risk of phishing attacks that exploit this vulnerability.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-76339
Severity
MEDIUM
CVSS
5.4
EPSS
0.18%

Original NVD Description

In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, a user who does not hold the "admin" or "power" Splunk roles could inject arbitrary Search Processing Language (SPL) commands through the geostats command. The injected SPL runs with the permissions of another authenticated user after that user initiates the attacker-controlled geostats search in Splunk Web. The injected SPL could expose all relevant data available to the second user, including stored credentials, and modify lookup files that the second user has permission to change. The vulnerability is possible because the geostats command does not sufficiently validate input before Splunk Enterprise processes it. The vulnerability requires the attacker to phish the affected user by tricking them into initiating a request within their browser. The user who does not hold the "admin" or "power" Splunk roles should not be able to exploit the vulnerability at will. For more information see geostats (https://help.splunk.com/en/splunk-enterprise/spl-search-reference/10.0/search-commands/geostats) in the Splunk documentation.

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