CVE-2026-6139

HIGH EPSS 76.1%
Published Apr 13, 20262mo ago · Modified Jun 17, 20261w ago
8.9 CVSS 4.0
High
Find Similar
Published Apr 13, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

A vulnerability has been found in Totolink A7100RU 7.4cu.2313_b20191024. This affects the function UploadOpenVpnCert of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument FileName leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

CVSS Details

Base Score
8.9
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
76.1% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-77 Command Injection Injection
CWE-78 OS Command Injection Injection

References 5

  • github.com https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_192/README.md
  • vuldb.com https://vuldb.com/submit/792982
  • vuldb.com https://vuldb.com/vuln/357003
  • vuldb.com https://vuldb.com/vuln/357003/cti
  • totolink.net https://www.totolink.net/

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.