# CVE-2026-21667

> A vulnerability allowing an authenticated domain user to perform remote code execution (RCE) on the Backup Server.

- **CVSS:** 9.9 (CRITICAL)
- **EPSS:** 0.3%
- **CWE:** CWE-284

Canonical: https://intel.threadlinqs.com/cve/CVE-2026-21667
Full threat coverage + IOCs via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp