Buffer overflow in H3c Magic B0

CVE-2026-10259

A security vulnerability has been detected in H3C Magic B0 up to 100R002. The affected element is the function SetMobileAPInfoById of the file /goform/aspForm. Such manipulation of the argument param leads to stack-based buffer overflow. T…

Vulnerability class: Buffer Overflow

EPSS: 0.001 (24.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-10259?
CVE-2026-10259 is a high-severity vulnerability in H3c Magic B0, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-06-01.
How severe is CVE-2026-10259?
High severity. CVSS v3 base score is 8.8 out of 10.