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CVE-2026-5995 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: April 13, 2026

Totolink A7100RU - Command Injection

Published: April 10, 2026Updated: April 13, 2026Remote Exploitable

Overview

Totolink A7100RU 7.4cu.2313_b20191024 contains a command injection caused by manipulation of the "lan_info" argument in /cgi-bin/cstecgi.cgi CGI Handler, letting remote attackers execute arbitrary 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 version or apply vendor patches addressing this issue.

References

Social Media Activity(2 posts)

TheHackerWire

@thehackerwire

Apr 10, 2026

🔴 CVE-2026-5995 - Critical (9.8) A weakness has been identified in Totolink A7100RU 7.4cu.2313_b20191024. Impacted is the function setMiniuiHomeInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Executing a manipulation of the argument lan_info can lead to os... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-5995/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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OffSequence

@offseq

Apr 10, 2026

🛑 CRITICAL: CVE-2026-5995 in Totolink A7100RU (7.4cu.2313_b20191024) enables remote, unauthenticated OS command injection via /cgi-bin/cstecgi.cgi. No patch yet — disable remote mgmt & restrict access. https://radar.offseq.com/threat/cve-2026-5995-os-command-injection-in-totolink-a71-27cc3191 #OffSeq #Infosec #Vulnerability

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Related Resources

Details

CVE ID: CVE-2026-5995
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