CVE-2026-86165

8.9 highEPSS 1.1%

High (8.9). EPSS 1.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

8.9 high

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

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 66% of CVEs (scores of 2026-10-31)
CWEs: CWE-119, CWE-120
Published: 2026-09-06
Modified: 2026-09-08
Record from: the NVD, synced 2026-10-19

References

https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/HG10/bof-formURL-keywd.md
https://vuldb.com/cve/CVE-2026-86165
https://vuldb.com/submit/895583
https://vuldb.com/submit/895594
https://vuldb.com/vuln/399304

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