What’s Vulnerable › Vulnerabilities

CVE-2026-9434: Totolink A8000RU Web Management cstecgi.cgi setWiFiWpsCfg os command injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-25 · updated 2026-07-23
• Weakness: CWE-77

Description

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function setWiFiWpsCfg of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. Such manipulation of the argument wscDisabled leads to os command injection. The attack may be launched remotely. The exploit has been disclosed publicly and may be used.

Affected products

• Totolink A8000RU: 7.1cu.643_b20200521

References

• https://github.com/Litengzheng/vuldb_new2/blob/main/A8000RU/vul_355/README.md
• https://vuldb.com/submit/813907
• https://vuldb.com/vuln/365415
• https://vuldb.com/vuln/365415/cti
• https://www.totolink.net/

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