What is CVE-2025-51088?

CVE-2025-51088 is a medium-severity vulnerability in Tenda Ac8, classified under Stack-based Buffer Overflow. CVSS score: 5.3/10. Published 2025-07-24.

How severe is CVE-2025-51088?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Buffer overflow in Tenda Ac8

CVE-2025-51088

Tenda AC8V4 V16.03.34.06` was discovered to contain stack overflow at /goform/WifiGuestSet. The manipulation of the argument `shareSpeed` leads to stack-based buffer overflow.

Vulnerability class: Buffer Overflow

Published 2025-07-24 · last modified 2026-07-05.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.067 (93.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.063 · newest: 0.067 · change: +0.004

Affected products

Tenda Ac8 — versions 4.0
Tenda Ac8 Firmware — versions 16.03.34.06

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

tenda.com (Not Applicable)
github.com/TL-SN/IOT/blob/main/Tenda/Tenda-AC8v4 V16.03.34.06/CVE-2025-51088.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-51088?: CVE-2025-51088 is a medium-severity vulnerability in Tenda Ac8, classified under Stack-based Buffer Overflow. CVSS score: 5.3/10. Published 2025-07-24.
How severe is CVE-2025-51088?: Medium severity. CVSS v3 base score is 5.3 out of 10.