CVE-2026-20297
Path Traversal through 'explicit_appname' in the App Install REST Endpoint in Splunk Enterprise
Exploited
Not listed
EPSS
0.006
45.3th percentile
Discovered by
Not disclosed
Published
Jul 15, 2026
Assigned by cisco
Description
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.
Weakness: CWE-22
Affected products
| Vendor | Product | Category | Matched by |
|---|---|---|---|
| Cisco | Splunk Cloud Platform | SIEM & Log Management | cna-assigner |
| Cisco | Splunk Enterprise | SIEM & Log Management | cna-assigner |
Vendor-reported products (2)
- Splunk · Splunk Enterprise
- Splunk · Splunk Cloud Platform
Credit
Vinay Manivel, Splunk