# CVE-2026-20139

> In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.8, 9.3.9, and 9.2.12, a low-privileged user could craft a malicious payload into REST API parameters when changing a password, potentially leading to client-side denial-of-service.

- **CVSS:** 4.3 (MEDIUM)
- **EPSS:** 0.1%
- **CWE:** CWE-400

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-20139
Full threat coverage + IOCs via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp