Splunk Enterprise/Cloud <9.4.2: Low-Privileged Users Suppress Alerts
CVE-2025-20300 Published on July 7, 2025
Improper Access Control Lets Low-Privilege Users Suppress Read-Only Alerts in Splunk Enterprise
In Splunk Enterprise versions below 9.4.2, 9.3.5, 9.2.6, and 9.1.9 and Splunk Cloud Platform versions below 9.3.2411.103, 9.3.2408.112, and 9.2.2406.119, a low-privileged user that does not hold the "admin" or "power" Splunk roles, and has read-only access to a specific alert, could suppress that alert when it triggers. See [Define alert suppression groups to throttle sets of similar alerts](https://help.splunk.com/en/splunk-enterprise/alert-and-respond/alerting-manual/9.4/manage-alert-trigger-conditions-and-throttling/define-alert-suppression-groups-to-throttle-sets-of-similar-alerts).
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2025-20300 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2025-20300
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Affected Versions
Splunk Enterprise:- Version 9.4 and below 9.4.2 is affected.
- Version 9.3 and below 9.3.5 is affected.
- Version 9.2 and below 9.2.6 is affected.
- Version 9.1 and below 9.1.9 is affected.
- Version 9.3.2411 and below 9.3.2411.103 is affected.
- Version 9.3.2408 and below 9.3.2408.112 is affected.
- Version 9.2.2406 and below 9.2.2406.119 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.