Vulnerabilities in ZyXEL
165 resultsCVE-2026-3871MEDIUMA buffer overflow vulnerability in the UPnP DeletePortMapping() command in Zyxel VMG4005-B50B firmware versions through 5.13(ABRL.5.4)C0 couEPSS 0.2%CVE-2026-3870MEDIUMA buffer overflow vulnerability in the UPnP AddPortMapping() command in Zyxel VMG4005-B50B firmware versions through 5.13(ABRL.5.4)C0 could EPSS 0.2%CVE-2024-9677MEDIUMThe insufficiently protected credentials vulnerability in the CLI command of the USG FLEX H series uOS firmware version V1.21 and earlier veEPSS 0.2%CVE-2024-0816MEDIUMThe buffer overflow vulnerability in the DX3300-T1 firmware version V5.50(ABVY.4)C0 could allow an authenticated local attacker to cause denEPSS 0.1%CVE-2026-7257MEDIUM** UNSUPPORTED WHEN ASSIGNED ** An insecure storage of sensitive information vulnerability in the configuration file of Zyxel WRE6505 v2 firEPSS 0.1%