h3c Magic b3 vulnerabilities

2 CVEs affecting h3c Magic b3, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-8764, published 2026-05-17.

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Known exploited (CISA KEV) first, then by EPSS exploit probability.

• CVE-2026-8764, published 2026-05-17. High severity, CVSS 7.2. EPSS: 0.9% chance of exploitation in the next 30 days. A security vulnerability has been detected in H3C Magic B3 up to 100R002. This affects the function UpdateWanParams of the file /goform/aspForm. Such manipulation of the argument param leads to…
• CVE-2025-10942, published 2025-09-25. High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days. A vulnerability was identified in H3C Magic B3 up to 100R002. This affects the function AddMacList/EditMacList of the file /goform/aspForm. The manipulation of the argument param leads to buffer…