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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.068 (93.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 94th percentile — 93.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.053 · newest: 0.068 · change: +0.015
Affected products
- Tenda Ac8 — versions 4.0
- Tenda Ac8 Firmware — versions 16.03.34.06
Weakness classification (CWE)
References
- tenda.com (Not Applicable)
- github.com/TL-SN/IOT/blob/main/Tenda/Tenda-AC8v4 V16.03.34.06/CVE-2025-51089.md (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.