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Vulnerability record · CVE-2026-20163 · published 11 March 2026

CVE-2026-20163: Splunk command injection vulnerability

Splunk · Splunk

In Splunk Enterprise versions below 10.2.0, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.5, 10.0.2503.12, 10.1.2507.16, and 9.3.2411.124, a user who holds a role that contains the high-privilege capability `edit_cmd` could execute arbitrary shell commands using the `unarchive_cmd` parameter for the `/splunkd/__upload/indexing/preview` REST endpoint.

7.2 CVSS 3.1 High EPSS 0.46% · top 62.4% CWE-77 · Command injection
7.2CVSS 3.1 base score
0.46%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

In Splunk Enterprise versions below 10.2.0, 10.0.4, 9.4.9, and 9.3.10, and Splunk Cloud Platform versions below 10.2.2510.5, 10.0.2503.12, 10.1.2507.16, and 9.3.2411.124, a user who holds a role that contains the high-privilege capability `edit_cmd` could execute arbitrary shell commands using the `unarchive_cmd` parameter for the `/splunkd/__upload/indexing/preview` REST endpoint.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://advisory.splunk.com/advisories/SVD-2026-0302 Vendor Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-20163), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.