CVE-2026-86165CWE-119CWE-120

CVE-2026-86165

Critical · published September 6, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
66.2
In the wild
Unconfirmed
What it is

A vulnerability was found in Tenda HG10 300001138. This vulnerability affects the function formURL of the file /boaform/admin/formURL. Performing a manipulation of the argument Keywd/urlFQDN results in buffer overflow. The attack may be initiated remotely. The exploit has been made public and could be used.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
9.3 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
EPSS
0.01132 · 66.2th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-09-06T08:18Z
References (8)
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formURL-keywd.md · [email protected]https://vuldb.com/cve/CVE-2026-86165 · [email protected]https://vuldb.com/submit/895583 · [email protected]https://vuldb.com/submit/895594 · [email protected]https://vuldb.com/vuln/399304 · [email protected]https://vuldb.com/vuln/399304/cti · [email protected]https://www.tenda.com.cn/ · [email protected]https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formURL-keywd.md · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 07 SEP 03:36Z
    EPSS moved — → 1%
    epss
  • 06 SEP 03:30Z
    Tenda HG10 formURL buffer overflow
    cvelistv5