The vulnerability of the form_fast_setting_wifi_set() function (/goform/fast_setting_wifi_set) in the Tenda A18 router microprogramming software allows a hacker to trigger a service failure.
🗓️ 18 Sep 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 6 Views
| Reporter | Title | Published | Views | Family All 11 |
|---|---|---|---|---|
 | CVE-2026-4489 | 20 Mar 202616:02 | – | attackerkb |
 | CVE-2026-4489 | 20 Mar 202618:35 | – | circl |
 | Tenda A18 安全漏洞 | 20 Mar 202600:00 | – | cnnvd |
 | CVE-2026-4489 | 20 Mar 202616:02 | – | cve |
 | CVE-2026-4489 Tenda A18 Pro fast_setting_wifi_set form_fast_setting_wifi_set stack-based overflow | 20 Mar 202616:02 | – | cvelist |
 | EUVD-2026-13729 | 20 Mar 202618:31 | – | euvd |
 | CVE-2026-4489 | 20 Mar 202616:16 | – | nvd |
 | PT-2026-26629 | 20 Mar 202600:00 | – | ptsecurity |
 | CVE-2026-4489: Stack-based Buffer Overflow | 20 Mar 202600:00 | – | rapid7 |
 | CVE-2026-4489 | 26 Mar 202614:58 | – | redhatcve |
10
Node
| Source | Link |
|---|---|
| github | www.github.com/lilukun337/cve/issues/1 |
| vuldb | www.vuldb.com/ |
| vuldb | www.vuldb.com/ |
| vuldb | www.vuldb.com/ |
| tenda | www.tenda.com.cn/ |
| web | www.web.nvd.nist.gov/view/vuln/detail |
Data
Build on a solid foundation with Vulners data
We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data
Api
Power your application with Vulners API
The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access
App
Assess and manage vulnerabilities with Vulners tools
Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation
18 Sep 2026 00:00Current
8.4High risk
Vulners AI Score8.4
CVSS 38.8
CVSS 29
EPSS0.00792