PT-2026-3939 · Tenda · Tenda Ax1803

Wlupus · Published 2026-01-22 · Updated 2026-01-22 · CVE-2026-1329

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 AX1803 version 1.0.0.1

Description A stack-based buffer overflow exists in the fromGetWifiGuestBasic function within the /goform/WifiGuestSet file of the Tenda AX1803. Manipulation of the guestWrlPwd, guestEn, guestSsid, hideSsid, and guestSecurity arguments can trigger the flaw. This issue can be exploited remotely.

Recommendations Update to a newer version that contains a fix for this vulnerability. As a temporary workaround, restrict access to the /goform/WifiGuestSet file to minimize the risk of exploitation.

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-00851

CVE-2026-1329

Affected Products

Tenda Ax1803

References · 17

• 🔥 https://river-brow-763.notion.site/Tenda-AX1803-Buffer-Overflow-in-fromGetWifiGusetBasic-2e3a595a7aef80a78225db34317daa40#2e3a595a7aef801ab517e4af5631227a · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-1329 · Security Note
• https://osv.dev/vulnerability/CVE-2026-1329 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00851 · Security Note
• https://vuldb.com/?submit.736064 · Note
• https://vuldb.com/?id.342305 · Note
• https://twitter.com/CveFindCom/status/2014362175171600719 · Twitter Post
• https://t.me/CVEtracker/42789 · Telegram Post
• https://tenda.com.cn · Note
• https://twitter.com/CVEnew/status/2014350122428125311 · Twitter Post
• https://vuldb.com/?submit.736063 · Note
• https://twitter.com/vuldb/status/2014301317012058525 · Twitter Post
• https://vuldb.com/?submit.736067 · Note
• https://vuldb.com/?submit.736065 · Note
• https://vuldb.com/?submit.736066 · Note