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Zyxel Sbg3500-Nb00 Firmware vulnerabilities

3 known vulnerabilities, 2 confirmed exploited in the wild (CISA KEV), 3 published in the last 12 months.

Check whether your Zyxel Sbg3500-Nb00 Firmware version is affected

Exploited Zyxel Sbg3500-Nb00 Firmware vulnerabilities

• CVE-2024-40891 — Zyxel DSL CPE OS Command Injection Vulnerability
• CVE-2024-40890 — Zyxel DSL CPE OS Command Injection Vulnerability

Latest Zyxel Sbg3500-Nb00 Firmware vulnerabilities

• CVE-2025-0890 — (CVSS 9.8)
• CVE-2024-40891 — Zyxel DSL CPE OS Command Injection Vulnerability (CVSS 8.8) — exploited
• CVE-2024-40890 — Zyxel DSL CPE OS Command Injection Vulnerability (CVSS 8.8) — exploited