Buffer overflow in Tenda Hg10
CVE-2026-85110
A vulnerability was identified in Tenda HG10 300001138. Impacted is the function formWlanSetup of the file /boaform/formWlanSetup of the component Boa Web Server. The manipulation of the argument ssid leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.009 (57.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 57.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.009 · change: +0.004
Affected products
- Tenda Hg10 — versions 300001138
Weakness classification (CWE)
References
- github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-for… (exploit)
- vuldb.com/cve/CVE-2026-85110 (third-party-advisory)
- vuldb.com/submit/891995 (third-party-advisory)
- vuldb.com/vuln/398316 (technical-description, vdb-entry)
- vuldb.com/vuln/398316/cti (signature, permissions-required)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2026-85110?
- CVE-2026-85110 is a high-severity vulnerability in Tenda Hg10, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-09-03.
- How severe is CVE-2026-85110?
- High severity. CVSS v3 base score is 8.8 out of 10.