Home / Vulnerability Intelligence / CVE-2026-6113

CVE-2026-6113 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: April 13, 2026

Totolink A7100RU - Command Injection

Published: April 12, 2026Updated: April 13, 2026Remote Exploitable

Overview

Totolink A7100RU 7.4cu.2313_b20191024 contains a command injection caused by manipulation of the "ttyEnable" argument in setTtyServiceCfg function of /cgi-bin/cstecgi.cgi CGI Handler, letting remote attackers execute OS commands, exploit requires no special privileges.

Severity & Score

Severity: Critical

CVSS Score: 9.8

EPSS Score: 89.2%(Probability of exploitation in next 30 days)

Impact

Remote attackers can execute arbitrary OS commands, potentially leading to full system compromise.

Mitigation

Update to the latest firmware version.

References

Social Media Activity(2 posts)

OffSequence

@offseq

Apr 12, 2026

Totolink A7100RU (7.4cu.2313_b20191024) hit by CRITICAL OS command injection (CVE-2026-6113) — remote, unauthenticated attackers could execute commands. No patch yet; restrict access & monitor for updates. https://radar.offseq.com/threat/cve-2026-6113-os-command-injection-in-totolink-a71-16ad03cb #OffSeq #Vulnerability #RouterSecurity

View original post

TheHackerWire

@thehackerwire

Apr 12, 2026

🔴 CVE-2026-6113 - Critical (9.8) A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this vulnerability is the function setTtyServiceCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument t... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-6113/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post

Related Resources

Details

CVE ID: CVE-2026-6113
Severity: Critical
CVSS Score: 9.8
Type: command_injection
Status: unconfirmed
EPSS: 89.2%
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

EPSS Score

89.2%Probability of exploitation in the next 30 days