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CVE-2026-20204

Improper Handling and Insufficient Isolation of Specific Temporary Files in Splunk Enterprise PUBLISHED

Description (CNA)

In Splunk Enterprise versions below 10.2.1, 10.0.5, 9.4.10, and 9.3.11, and Splunk Cloud Platform versions below 10.4.2603.0, 10.3.2512.5, 10.2.2510.9, 10.1.2507.19, 10.0.2503.13, and 9.3.2411.127, a low-privileged user that does not hold the `admin` or `power` Splunk roles could potentially perform a Remote Code Execution (RCE) by uploading a malicious file to the `$SPLUNK_HOME/var/run/splunk/apptemp` directory due to improper handling and insufficient isolation of temporary files within the `apptemp` directory.

Affected (CNA)

Vendor / productVersions
Splunk / Splunk Enterpriseaffected 10.2 before 10.2.1; affected 10.0 before 10.0.5; affected 9.4 before 9.4.10; affected 9.3 before 9.3.11
Splunk / Splunk Cloud Platformaffected 10.4.2603 before Not Affected; affected 10.3.2512 before 10.3.2512.5; affected 10.2.2510 before 10.2.2510.9; affected 10.1.2507 before 10.1.2507.19; affected 10.0.2503 before 10.0.2503.13; affected 9.3.2411 before 9.3.2411.127

CWE

CWE-377

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.