Home→Vulnerabilities→CVE-2026-6116
Critical Risk Disclosed

CVE-2026-6116

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setDiagnosisCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument ip leads to os command injection. Remote exploitation of the attack is possible. The exploit has been disclosed to the public and may be used.

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Exploitation Probability (EPSS)

Low Priority
1.22%

The Exploit Prediction Scoring System (EPSS) uses machine learning to estimate the probability that a vulnerability will be exploited in the wild within the next 30 days.

0% (Theoretical)100% (Certainty)

7-Day Exploitation Trend

Vulnerability Timeline

2 events
Apr 12, 2026
Vulnerability Disclosed
Published to component-level vulnerability database.
Apr 13, 2026
Last Updated
Record updated with new analysis or tags.

Threat Actor Attribution

PREMIUM INTEL
Associated Groups:Lazarus Group, APT28
Ransomware Campaigns:LockBit 3.0, BlackCat
IoCs (Indicators):14 IPs, 3 Hashes

Remediation & Mitigation

SOLUTION

Official patches and mitigation steps are available for this vulnerability.

# Update Command
apt-get update && apt-get upgrade -y specific-package
# Verify installation
dpkg -l | grep package-name

References

https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_181/README.mdGitHub
https://vuldb.com/submit/792249Vuldb
https://vuldb.com/vuln/356976Vuldb
https://vuldb.com/vuln/356976/ctiVuldb

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Check your domain or package.json for CVE-2026-6116 exposure.

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Vulnerability Details

CVSS Base Score
9.8/ 10
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published Date
Apr 12, 2026
Last Modified
Apr 13, 2026
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