Home→Vulnerabilities→CVE-2026-5850
Critical Risk Disclosed

CVE-2026-5850

A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function setVpnPassCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument pptpPassThru leads to os command injection. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Share this vulnerability:

Exploitation Probability (EPSS)

Low Priority
0.37%

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 9, 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_156/README.mdGitHub
https://vuldb.com/submit/791266Vuldb
https://vuldb.com/vuln/356376Vuldb
https://vuldb.com/vuln/356376/ctiVuldb

Am I Vulnerable?

Check your domain or package.json for CVE-2026-5850 exposure.

Share This Page

Help others discover this vulnerability information

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 9, 2026
Last Modified
Apr 13, 2026
Need API Access?

Integrate this data into your SOAR platform.

View Plans →
Need Manual Validation?

Automated scanners flag false positives. Get a manual pentest validation for this CVE.