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Splunk EUVD-2025-201004

| CVE-2025-20384 MEDIUM
Improper Output Neutralization for Logs (CWE-117)
2025-12-03 psirt@cisco.com
5.3
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

Lifecycle Timeline

4
Patch available
Apr 16, 2026 - 05:29 EUVD
10.1.2507.4,9.2.10,10.0.1
EUVD ID Assigned
Mar 15, 2026 - 16:14 euvd
EUVD-2025-201004
Analysis Generated
Mar 15, 2026 - 16:14 vuln.today
CVE Published
Dec 03, 2025 - 17:15 nvd
MEDIUM 5.3

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, 10.0.2503.6, and 9.3.2411.117.125, an unauthenticated attacker can inject American National Standards Institute (ANSI) escape codes into Splunk log files due to improper validation at the /en-US/static/ web endpoint. This may allow them to poison, forge, or obfuscate sensitive log data through specially crafted HTTP requests, potentially impacting log integrity and detection capabilities.

AnalysisAI

A security vulnerability in Splunk Enterprise (CVSS 5.3) that allows them. Remediation should follow standard vulnerability management procedures.

Technical ContextAI

Vulnerability type not specified by vendor. Affects Splunk Enterprise.

RemediationAI

Monitor vendor channels for patch availability.

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EUVD-2025-201004 vulnerability details – vuln.today

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