PT-2026-24931 · Tenda · Tenda W3

Svigo_O · Published 2026-02-27 · Updated 2026-03-12 · CVE-2026-4008

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 W3 version 1.0.0.3(2204)

Description A flaw exists in the Tenda W3 router related to the processing of the /goform/wifiSSIDset file within the POST Parameter Handler component. Manipulating the index/GO argument can trigger a stack-based buffer overflow, potentially allowing for remote attacks. The exploit for this issue has been published.

Recommendations Tenda W3 version 1.0.0.3(2204): At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2026-04262

CVE-2026-4008

Affected Products

Tenda W3

References · 16

• 🔥 https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-go-buffer-overflow · Exploit
• https://cve.org/CVERecord?idCVE-2026-4008 · Security Note
• https://bdu.fstec.ru/vul/2026-04262 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-4008 · Security Note
• https://github.com/Svigo-o/Tenda_vul/tree/main/tenda-w3-formwrlSSIDset-index-buffer-overflow · Note
• https://vuldb.com/?ctiid.350531 · Note
• https://twitter.com/CveFindCom/status/2031999313526640652 · Twitter Post
• https://twitter.com/CVEnew/status/2031992325296308543 · Twitter Post
• https://t.me/cveNotify/155238 · Telegram Post
• https://tenda.com.cn · Note
• https://twitter.com/cyberbivash/status/2032013043232559204 · Twitter Post
• https://t.me/CVEtracker/47238 · Telegram Post
• https://vuldb.com/?submit.769183 · Note
• https://vuldb.com/?id.350531 · Note
• https://twitter.com/CVEarity/status/2032096113545908642 · Twitter Post