Description
In Splunk Enterprise versions lower than 9.0.6 and 8.2.12, a malicious actor can send a malformed security assertion markup language (SAML) request to the `/saml/acs` REST endpoint which can cause a denial of service through a crash or hang of the Splunk daemon.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Splunk | Splunk Enterprise | 8.2 – < 8.2.12, 9.0 – < 9.0.6 | 8.2.12 |
| Splunk | Splunk Cloud | - – < 9.0.2205 | 9.0.2205 |
Advisories 1
- WID-SEC-2023-2229 Splunk Splunk Enterprise: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 18, 2025