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CVE PROGRAM SOURCE RECORD5.3 Medium

CVE-2025-20384

Unauthenticated Log Injection in Splunk Enterprise

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Splunk Splunk Enterprise

  • 10.0 to < 10.0.1affected
  • 9.4 to < 9.4.6affected
  • 9.3 to < 9.3.8affected
  • 9.2 to < 9.2.10affected

Splunk Splunk Cloud Platform

  • 10.1.2507 to < 10.1.2507.4affected
  • 10.0.2503 to < 10.0.2503.6affected
  • 9.3.2411 to < 9.3.2411.117affected

References