CVE-2026-5996 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: April 10, 2026
Totolink A7100RU - Command Injection
Overview
Totolink A7100RU 7.4cu.2313_b20191024 contains a command injection caused by manipulation of the "tty_server" argument in /cgi-bin/cstecgi.cgi setAdvancedInfoShow function, letting remote attackers execute arbitrary OS commands, exploit requires no special privileges.
Severity & Score
Impact
Remote attackers can execute arbitrary OS commands, potentially leading to full system compromise.
Mitigation
Update to the latest version.
References
Social Media Activity(2 posts)
š“ CVE-2026-5996 - Critical (9.8) A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tty_serve... š https://www.thehackerwire.com/vulnerability/CVE-2026-5996/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack
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š“ CVE-2026-5996 - Critical (9.8) A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tty_serve... š https://www.thehackerwire.com/vulnerability/CVE-2026-5996/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack
View original postRelated Resources
Details
- CVE ID
- CVE-2026-5996
- Severity
- Critical
- CVSS Score
- 9.8
- Type
- command_injection
- Status
- new
- EPSS
- 0.0%
- Social Posts
- 2
CWE
- CWE-77
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H