CVE-2026-2203
Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow
HIGH 7.4EPSS 0.8%
A flaw has been found in Tenda AC8 16.03.33.05. Affected by this vulnerability is an unknown functionality of the file /goform/fast_setting_wifi_set of the component Embedded Httpd Service. This manipulation of the argument timeZone causes buffer overflow. Remote exploitation of the attack is possible. The exploit has been published and may be used.
- Affected
- Tenda · AC8
- CVSS v4.0 VULDB
- 7.4 HIGH
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v3.1 VULDB
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 VULDB
- 9.0 HIGH
AV:N/AC:L/Au:S/C:C/I:C/A:C - EPSS
- 0.83% chance of exploitation in the next 30 days, 57th percentile
- Published
- 2026-02-09
- Updated
- 2026-02-23
Proof-of-concept exploits (1)
- SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.m…14★ · 2026-09-20
Security advisories
- SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md
- https://vuldb.com/?id.344906
- https://vuldb.com/?submit.750226
- https://www.tenda.com.cn