What is CVE-2025-51089?

CVE-2025-51089 is a medium-severity vulnerability in Tenda Ac8, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2025-07-24.

How severe is CVE-2025-51089?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Tenda Ac8

CVE-2025-51089

Tenda AC8V4 V16.03.34.06` was discovered to contain heap overflow at /goform/GetParentControlInfo.The manipulation of the argument `mac` leads to heap-based buffer overflow.

Vulnerability class: Buffer Overflow

EPSS: 0.051 (91.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

Affected products

Tenda Ac8 — versions 4.0
Tenda Ac8_firmware — versions 16.03.34.06
N/a — versions n/a

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

cve@mitre.org (Not Applicable)
cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-51089?: CVE-2025-51089 is a medium-severity vulnerability in Tenda Ac8, classified under Heap-based Buffer Overflow. CVSS score: 6.5/10. Published 2025-07-24.
How severe is CVE-2025-51089?: Medium severity. CVSS v3 base score is 6.5 out of 10.