CVE-2026-2202
HIGHTenda AC8 16.03.33.05 - Buffer Overflow via WifiGuestSet shareSpeed Parameter
Title source: llmDescription
A vulnerability was detected in Tenda AC8 16.03.33.05. Affected is the function fromSetWifiGusetBasic of the file /goform/WifiGuestSet of the component httpd. The manipulation of the argument shareSpeed results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.
References (6)
Core 6
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.344905
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.344905
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.750225
Exploit, Third Party Advisory related
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/WifiGuestSet-sharespeed-bufferoverflow.md
Exploit, Third Party Advisory exploit
https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/WifiGuestSet-sharespeed-bufferoverflow.md#poc
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
partial
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