What’s Vulnerable › Vulnerabilities

CVE-2026-105778: Tenda AC5 Wifi setWifi stack-based overflow

• Severity: critical (CVSS 9.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-06 · updated 2026-10-06
• Weakness: CWE-119

Description

A vulnerability has been found in Tenda AC5 02.03.01.111_multi. Affected by this issue is some unknown functionality of the file /goform/setWifi of the component Wifi Handler. Such manipulation of the argument wifiPwd leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Affected products

• Tenda AC5: 02.03.01.111_multi

References

• https://github.com/raisecnull/Tenda-AC5v3-BOF/blob/main/blog.md
• https://vuldb.com/cve/CVE-2026-105778
• https://vuldb.com/submit/992587
• https://vuldb.com/vuln/413811
• https://vuldb.com/vuln/413811/cti
• https://www.tenda.com.cn/

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