334 CVEs
12 in CISA KEV
zyxel Vulnerabilities
CVE security advisories and vulnerability history for zyxel.
334
Total CVEs
Published
12
In CISA KEV
Exploited in the wild
90
Public exploits
With known exploit
7.2
Avg CVSS
2002–2026
Overview
zyxel has 334 published CVE records since 2002, of which 12 are in CISA's Known Exploited Vulnerabilities catalog and 90 have a known public exploit. The average CVSS base score across scored CVEs is 7.2.
This page aggregates every publicly disclosed vulnerability (CVE) affecting zyxel products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.