CSRF in Splunk

CVE-2025-20228

In Splunk Enterprise versions below 9.3.3, 9.2.5, and 9.1.8 and Splunk Cloud Platform versions below 9.2.2403.108, and 9.1.2312.204, a low-privileged user that does not hold the "admin" or "power" Splunk roles could change the maintenance mode state of App Key Value Store (KVStore) through a Cross-Site Request Forgery (CSRF).

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (12.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 13th percentile — 12.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-20228: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-20228?
CVE-2025-20228 is a medium-severity vulnerability in Splunk, classified under Cross-Site Request Forgery (CSRF). CVSS score: 6.5/10. Published 2025-03-26.
How severe is CVE-2025-20228?
Medium severity. CVSS v3 base score is 6.5 out of 10.