[CISA KEV] CVE-2021-27137 — DD-WRT DD-WRT: DD-WRT Stack-Based Buffer Overflow Vulnerability

CVE: CVE-2021-27137 Vendor: DD-WRT Product: DD-WRT Vulnerability: DD-WRT Stack-Based Buffer Overflow Vulnerability Date Added: 2026-07-21 Required Action: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow app