50 CVEs
4 in CISA KEV
zyxel USG FLEX series firmware Vulnerabilities
CVE security advisories and vulnerability history for USG FLEX series firmware by zyxel.
50
Total CVEs
Published
4
In CISA KEV
Exploited in the wild
7
Public exploits
With known exploit
7.2
Avg CVSS
2021–2026
Last updated
Overview
zyxel USG FLEX series firmware has 50 published CVE records since 2021, of which 4 are in CISA's Known Exploited Vulnerabilities catalog and 7 have a known public exploit. The average CVSS base score across scored CVEs is 7.2.