Sbg3500-Nb00 Firmware
by Zyxel
Immediate action recommended
Sbg3500-Nb00 Firmware has critical exploitation rates across its known vulnerabilities.
What to do
- Check for patches and apply immediately
- Review whether this software can be replaced with a safer alternative
- Consult your IT provider about mitigation options
What Attackers Target
Vulnerabilities with high exploit probability
100.0%
Confirmed actively exploited (CISA)
66.7%
Public exploit code available
0.0%
Based on 3 known vulnerabilities. Percentages show the proportion that are actively dangerous — a low percentage means most vulnerabilities in this product are not being exploited.
Most Dangerous Vulnerabilities
| CVE | CVSS | Exploit Probability | Confirmed |
|---|---|---|---|
| CVE-2024-40891 | 8.8 | 53.1% | Yes |
| CVE-2024-40890 | 8.8 | 45.9% | Yes |
| CVE-2025-0890 | 9.8 | 23.8% | — |
81
/ 100
critical-risk
Active Threat
50/50 · Critical
Exploit Availability
31/50 · High
Score uses Wilson score intervals to account for sample size. Products with few CVEs are scored conservatively.