Path Traversal in Splunk
CVE-2026-20297
In Splunk Enterprise versions below 10.4.1, 10.2.5, 10.0.8, 9.4.13, and 9.3.14, and Splunk Cloud Platform versions below 10.5.2605.0, 10.4.2604.6, 10.2.2510.18, and 10.1.2507.24, a user who holds a role that contains the `edit_local_apps` and `install_apps` capabilities could cause a legitimate app installation to write files outside the intended app directory, into `$SPLUNK_HOME/etc/` and its subdirectories.<br><br>The vulnerability is caused by a path traversal in the app installation workflow, which does not restrict the installation path to the intended app directory.
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.006 (44.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Splunk — versions 10.4.0
- Splunk Cloud Platform — versions 10.5.2605, 10.4.2604, 10.2.2510
- Splunk Splunk_cloud_platform
- Splunk Enterprise — versions 10.4, 10.2, 10.0
Weakness classification (CWE)
References
- psirt@cisco.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2026-20297?
- CVE-2026-20297 is a high-severity vulnerability in Splunk, classified under Path Traversal. CVSS score: 7.2/10. Published 2026-07-15.
- How severe is CVE-2026-20297?
- High severity. CVSS v3 base score is 7.2 out of 10.