What’s Vulnerable › Vulnerabilities

CVE-2026-7155: Totolink A8000RU CGI cstecgi.cgi setLoginPasswordCfg os command injection

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-04-27 · updated 2026-10-26
• Weakness: CWE-77

Description

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This impacts the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass leads to os command injection. The attack may be initiated 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_319/README.md
• https://vuldb.com/submit/801141
• https://vuldb.com/vuln/359754
• https://vuldb.com/vuln/359754/cti
• https://www.totolink.net/

Get alerted when CVE-2026-7155 or the next vulnerability affects your stack