What’s Vulnerable › Vulnerabilities
CVE-2026-2203: Tenda AC8 Embedded Httpd Service fast_setting_wifi_set buffer overflow
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2026-02-09 · updated 2026-06-17
- Weakness: CWE-119
Description
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 products
- Tenda AC8: 16.03.33.05
References
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/fastsettingwifiset-timezome.md#poc
- https://vuldb.com/?ctiid.344906
- https://vuldb.com/?id.344906
- https://vuldb.com/?submit.750226
- https://www.tenda.com.cn/
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