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Splunk app installation path traversal allows privileged user to write files outside the intended app directory

Last refreshed2026-09-30

Status: UPDATED  |  Advisory ID: CVE-2026-20297

Key Details

CVECVE-2026-20297
CVSS Score / Version7.2 (High) / CVSS v3.1
Updated2026-07-24
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS Proseattack vector is network; attack complexity is low; privileges required is high; user interaction is none; scope is unchanged; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected productsSplunk splunk and Splunk splunk_cloud_platform
Classified asCWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal'))

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
Splunksplunk
Splunksplunk_cloud_platform
SubsystemsGeneral OT
SectorsMultiple

What to Know

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.

What to Do

Monitor Splunk's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-20297
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-20297
Vendor advisoryhttps://advisory.splunk.com/advisories/SVD-2026-0703