CVE-2026-6131

A vulnerability was found in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this vulnerability is the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument command results in os command injection. The attack may be launched remotely. The exploit has been made public and could be used.

CVSS v4.0

8.9 HIGHCVSS: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

CVSS v3.1

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

1.82% chance of exploitation in the next 30 days, 77th percentile

Published

2026-04-12

Updated

2026-04-14

Proof-of-concept exploits (1)

• Litengzheng/vuldb_new/blob/main/A7100RU/vul_182/README.md

References

• CVE Record
• NVD entry

Related

• CVE-2026-6130
• CVE-2026-6132
• CVE-2026-6129
• CVE-2026-6133
• CVE-2026-6126
• CVE-2026-6134