CVE-2025-20229

Remote Code Execution through file upload to “$SPLUNK_HOME/var/run/splunk/apptemp“ directory in Splunk Enterprise

State: Published
Severity: 8.0 High
Published: Mar 26, 2025
Updated: Feb 26, 2026
Reserved: Oct 10, 2024

Description

In Splunk Enterprise versions below 9.3.3, 9.2.5, and 9.1.8, and Splunk Cloud Platform versions below 9.3.2408.104, 9.2.2406.108, 9.2.2403.114, and 9.1.2312.208, a low-privileged user that does not hold the "admin" or "power" Splunk roles could perform a Remote Code Execution (RCE) through a file upload to the "$SPLUNK_HOME/var/run/splunk/apptemp" directory due to missing authorization checks.

Scores

CVSS	Score	Vector	Source
3.1	8.0 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H	cisco

Weaknesses

CWE-284 The software does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

Affected Products

Product	Versions
Splunk EnterpriseSplunk	9.4 to before 9.4.0Affected 9.3 to before 9.3.3Affected 9.2 to before 9.2.5Affected 9.1 to before 9.1.8Affected
Splunk Cloud PlatformSplunk	9.3.2408 to before 9.3.2408.104Affected 9.2.2406 to before 9.2.2406.108Affected 9.2.2403 to before 9.2.2403.114Affected 9.1.2312 to before 9.1.2312.208Affected

References

https://advisory.splunk.com/advisories/SVD-2025-0301

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