CVE-2025-20385 Stored Cross-Site scripting (XSS) through Anchor Tag "href" in Navigation Bar Collections in Splunk Enterprise
A high-privilege user can inject malicious JavaScript into navigation bar collections, leading to code execution in other users' browsers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-20385?
CVE-2025-20385 is a low-severity cross-site scripting vulnerability in Splunk Splunk, published on 3 Dec 2025. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and Splunk Cloud Platform versions below 10.1.2507.6, 10.0.2503.7, and 9.3.2411.117, a user who holds a role with a high privilege capability `admin_all_objects` could craft a malicious payload through the href attribute of an anchor tag within a collection in the navigation bar, which could result in execution of unauthorized JavaScript code in the browser of a user.
Weakness: CWE-79
Which versions are affected by CVE-2025-20385?
It affects 2 products.
Products include Splunk Splunk, Splunk Splunk Cloud Platform.
How do I fix CVE-2025-20385?
No fix has been published for CVE-2025-20385 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2025-20385 being exploited?
There is no known exploitation of CVE-2025-20385 in the wild and no public exploit code.
Other vulnerabilities in Splunk Splunk
- CVE-2026-20253 Splunk Enterprise Missing Authentication for Critical Function
- CVE-2026-76268 Missing Authentication for Critical Function in the Patroni REST API in Splunk Enterprise
- CVE-2026-76284 Improper Neutralization in Splunk Enterprise
- CVE-2026-76285 Improper Adherence to Coding Standards in Splunk Enterprise
- CVE-2017-17067 Auth bypass in n/a
Sources
Also known as GHSA-3vhx-c2qq-56q5.