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CVE-2026-7153 - 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 "sys_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 taking full control of the device.

Mitigation

Update to the latest version.

References

Social Media Activity(1 post)

TheHackerWire

@thehackerwire

Apr 27, 2026

🔴 CVE-2026-7153 - Critical (9.8) A security flaw has been discovered in Totolink A8000RU 7.1cu.643_b20200521. The impacted element is the function setMiniuiHomeInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument sys_in... 🔗 https://www.thehackerwire.com/vulnerability/CVE-2026-7153/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Related Resources

Details

CVE ID: CVE-2026-7153
Severity: Critical
CVSS Score: 9.8
Type: command_injection
Status: rejected
EPSS: 89.2%
Social Posts: 1

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