The vulnerability of the websFormDefine function in the /goform/telnet file of the Tenda AC20 microprogramming router software, allowing a hacker to execute arbitrary commands.
🗓️ 25 Aug 2025 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 5 Views
| Reporter | Title | Published | Views | Family All 14 |
|---|---|---|---|---|
 | Exploit for Command Injection in Tenda Ac20_Firmware | 17 Aug 202519:22 | – | githubexploit |
 | CVE-2025-9090 | 18 Aug 202503:00 | – | circl |
 | Tenda AC20 注入漏洞 | 17 Aug 202500:00 | – | cnnvd |
 | Tenda AC20 Command Injection Vulnerability | 20 Aug 202500:00 | – | cnvd |
 | CVE-2025-9090 | 17 Aug 202502:02 | – | cve |
 | CVE-2025-9090 Tenda AC20 Telnet Service telnet websFormDefine command injection | 17 Aug 202502:02 | – | cvelist |
 | Tenda AC20 16.03.08.12 - Command Injection | 18 Aug 202500:00 | – | exploitdb |
 | EUVD-2025-25139 | 3 Oct 202520:07 | – | euvd |
 | CVE-2025-9090 | 17 Aug 202503:15 | – | nvd |
 | CVE-2025-9090 | 17 Aug 202503:15 | – | osv |
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30 Apr 2026 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 36.3
CVSS 26.5
EPSS0.14105