CriticalDecember 9, 2025
Source: CISA KEV

CVE-2025-6218: RARLAB WinRAR Path Traversal Vulnerability

RARLAB WinRAR contains a path traversal vulnerability allowing an attacker to execute code in the context of the current user. This is a critical threat mapped to CVE-2025-6218; security leaders should validate exposure, prioritize patching, and verify compensating controls.

Related CVEs

CVE-2025-6218

Recommended Defense & Controls

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SecOps Recommended Triage Checklist

  • 01.Scope & Asset Discovery: Query vulnerability scanners (e.g. Tenable) and software bill of materials (SBOM) to pinpoint affected packages and services.
  • 02.Vendor Patch Application: Prioritize deployment of official security patches released by upstream vendors.
  • 03.Compensating Defense Controls: If patch cannot be applied immediately, enforce strict firewall/WAF boundaries and isolate target instances.
  • 04.Endpoint Behavioral Monitoring: Audit telemetry via EDR (e.g. CrowdStrike) for abnormal child processes or privilege escalation attempts.

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