Servers and applications
CVE-2025-20378
In Splunk Enterprise versions below 10.0.1, 9.4.5, 9.3.7, 9.2.9, and Splunk Cloud Platform versions below 10.0.2503.5, 9.3.2411.111, and 9.3.2408.121, an unauthenticated attacker could craft a malicious URL using the `return_to` parameter of the Splunk Web login endpoint. When an authenticated user visits the malicious URL, it could cause an unvalidated redirect to an external malicious site. To…
- Severity
- Medium 6.1
- Published
- 12 Nov 2025
- Last changed
- 18 Oct 2026
- Added to UpHeron
- 1 Nov 2026
- Fixed in
- 9.2.9, 9.3.7, 9.4.5
- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
Splunk EnterpriseServers and applications · cpe:a:splunk:splunk |
|