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CVE-2026-7137 - Vulnerability Analysis

CriticalCVSS: 9.8

Last Updated: April 27, 2026

Totolink A8000RU - Command Injection

Published: April 27, 2026Updated: April 27, 2026Remote Exploitable

Overview

Totolink A8000RU 7.1cu.643_b20200521 contains a command injection caused by manipulation of the "sambaEnabled" argument in /cgi-bin/cstecgi.cgi setStorageCfg function, 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 version.

References

Social Media Activity(2 posts)

Yazoul - Cybersecurity Alerts

@Matchbook3469

Apr 28, 2026

🔴 New security advisory: CVE-2026-7137 affects multiple systems. • Impact: Remote code execution or complete system compromise possible • Risk: Attackers can gain full control of affected systems • Mitigation: Patch immediately or isolate affected systems Full breakdown: https://www.yazoul.net/advisory/cve/cve-2026-7137-totolink-a8000ru-unauth-command-injection #Cybersecurity #PatchNow #InfoSecCommunity

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TheHackerWire

@thehackerwire

Apr 27, 2026

🔴 CVE-2026-7137 - Critical (9.8) A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. This affects the function setStorageCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument sambaEnabled leads to os co... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-7137/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2026-7137
Severity: Critical
CVSS Score: 9.8
Type: command_injection
Status: rejected
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