CVE-2026-2203

HIGH

Tenda AC8 Firmware 16.03.33.05 - Buffer Overflow via timeZone Parameter in Embedded Httpd Service

Title source: llm
STIX 2.1

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.

References (6)

Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.344906
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.344906
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.750226
Product product
https://www.tenda.com.cn/

Scores

CVSS v3 8.8
EPSS 0.0062
EPSS Percentile 44.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-120 CWE-119
Status published
Products (1)
tenda/ac8_firmware 16.03.33.05
Published Feb 09, 2026
Tracked Since Feb 18, 2026