CVE-2025-20389

Improper Input Validation in "label" column field in Splunk Secure Gateway App

Published Dec 3, 2025 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and versions below 3.9.10, 3.8.58 and 3.7.28 of the Splunk Secure Gateway app on Splunk Cloud Platform, a low-privileged user that does not hold the "admin" or "power" Splunk roles could craft a malicious payload through the `label` column field after adding a new device in the Splunk Secure Gateway app. This could potentially lead to a client-side denial of service (DoS).

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Splunk splunk
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:a:splunk:splunk:*:*:*:*:enterprise:*:*:*
cpe:2.3:a:splunk:splunk_cloud_platform:*:*:*:*:*:*:*:*
cpe:2.3:a:splunk:splunk_secure_gateway:*:*:*:*:*:*:*:*
Vendors & Products Splunk splunk
Type Values Removed Values Added
First Time appeared Splunk
Splunk splunk Cloud Platform
Splunk splunk Enterprise
Splunk splunk Secure Gateway
Vendors & Products Splunk
Splunk splunk Cloud Platform
Splunk splunk Enterprise
Splunk splunk Secure Gateway
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description In Splunk Enterprise versions below 10.0.2, 9.4.6, 9.3.8, and 9.2.10, and versions below 3.9.10, 3.8.58 and 3.7.28 of the Splunk Secure Gateway app on Splunk Cloud Platform, a low-privileged user that does not hold the "admin" or "power" Splunk roles could craft a malicious payload through the `label` column field after adding a new device in the Splunk Secure Gateway app. This could potentially lead to a client-side denial of service (DoS).
Title Improper Input Validation in "label" column field in Splunk Secure Gateway App
Weaknesses CWE-20
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Dec 3, 2025, 9:37 PM
Reserved
Oct 10, 2024, 7:15 PM
Status
Analyzed
Published
Dec 3, 2025, 5:15 PM
Modified
Jun 17, 2026, 8:41 AM