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Splunk CVE-2025-20388

| EUVDEUVD-2025-200995 LOW
Server-Side Request Forgery (SSRF) (CWE-918)
2025-12-03 psirt@cisco.com
2.7
CVSS 3.1 · NVD

Severity by source

NVD PRIMARY
2.7 LOW
AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None

Lifecycle Timeline

4
Patch available
Apr 16, 2026 - 05:29 EUVD
9.3.8,10.1.2507.4,9.3.2411.116
EUVD ID Assigned
Mar 15, 2026 - 16:14 euvd
EUVD-2025-200995
Analysis Generated
Mar 15, 2026 - 16:14 vuln.today
CVE Published
Dec 03, 2025 - 17:15 nvd
LOW 2.7

DescriptionCVE.org

In Splunk Enterprise versions below 10.0.1, 9.4.6, 9.3.8, and 9.2.10, and Splunk Cloud Platform versions below 10.1.2507.4, 10.0.2503.7, and 9.3.2411.116, a user who holds a role that contains the high privilege capability change_authentication could enumerate internal IP addresses and network ports when adding new search peers to a Splunk search head in a distributed environment.

Analysis

In Splunk Enterprise versions below 10.0.1, 9.4.6, 9.3.8, and 9.2.10, and Splunk Cloud Platform versions below 10.1.2507.4, 10.0.2503.7, and 9.3.2411.116, a user who holds a role that contains the high privilege capability change_authentication could enumerate internal IP addresses and network ports when adding new search peers to a Splunk search head in a distributed environment.

Technical ContextAI

Server-Side Request Forgery allows an attacker to induce the server to make HTTP requests to arbitrary destinations, including internal services. This vulnerability is classified as Server-Side Request Forgery (SSRF) (CWE-918).

RemediationAI

Validate and whitelist allowed URLs and IP ranges. Block requests to internal/private IP ranges. Use network segmentation to limit server-side request scope.

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CVE-2025-20388 vulnerability details – vuln.today

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