Information disclosure in Splunk
CVE-2025-20383
In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and below 3.9.10, 3.8.58, and 3.7.28 of Splunk Secure Gateway app in Splunk Cloud Platform, a low-privileged user that does not hold the "admin" or "power" Splunk roles and subscribes to mobile push notifications could receive notifications that disclose the title and description of the report or alert even if they do not have access to view the report or alert.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.003 (21.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Splunk
- Splunk Cloud Platform — versions 10.1.2507, 10.0.2503, 9.3.2411
- Splunk Cloud Platform
- Splunk Enterprise — versions 10.0, 9.4, 9.3
- Splunk Secure Gateway — versions 3.9, 3.8, 3.7
- Splunk Secure Gateway
Weakness classification (CWE)
References
- advisory.splunk.com/advisories/SVD-2025-1202 (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-20383?
- CVE-2025-20383 is a medium-severity vulnerability in Splunk, classified under Information Disclosure. CVSS score: 4.3/10. Published 2025-12-03.
- How severe is CVE-2025-20383?
- Medium severity. CVSS v3 base score is 4.3 out of 10.