Sigma Watch is free and independent. If it saves you time, keep it running. ☕ Buy me a coffee

SigmaWatch

CVE coverage

CVE-2026-96421

CVSS 5.5 no coverage

View on NVD →

USB HID protocol dissector infinite loop and memory leak in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service

Detection rules

No detection found — yet

None of Sigma, Elastic, Splunk ESCU, YARA, Microsoft Sentinel, Snort, or Suricata currently has a rule referencing CVE-2026-96421.