PT-2026-6985 · Tenda · Tenda Ac8

Sunnyyaya · Published 2026-02-02 · Updated 2026-02-09 · CVE-2026-2202

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda AC8 version 16.03.33.05

Description A buffer overflow issue exists in the fromSetWifiGusetBasic function within the /goform/WifiGuestSet file of the httpd component. The shareSpeed argument can be manipulated to trigger this issue, potentially allowing for remote attacks. The exploit for this issue is publicly available.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, consider restricting access to the fromSetWifiGusetBasic function until a patch is available.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2026-01495

CVE-2026-2202

Affected Products

Tenda Ac8

References · 14

• 🔥 https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/WifiGuestSet-sharespeed-bufferoverflow.md#poc · Exploit
• 🔥 https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/Tenda/AC8/WifiGuestSet-sharespeed-bufferoverflow.md · Exploit
• https://bdu.fstec.ru/vul/2026-01495 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-2202 · Security Note
• https://osv.dev/vulnerability/CVE-2026-2202 · Vendor Advisory
• https://t.me/cveNotify/151347 · Telegram Post
• https://vuldb.com/?id.344905 · Note
• https://twitter.com/CveFindCom/status/2020772518995353819 · Twitter Post
• https://vuldb.com/?ctiid.344905 · Note
• https://tenda.com.cn · Note
• https://twitter.com/vuldb/status/2020421140951552440 · Twitter Post
• https://vuldb.com/?submit.750225 · Note
• https://t.me/CVEtracker/44150 · Telegram Post
• https://twitter.com/CVEnew/status/2020712715434557701 · Twitter Post