RCE in Totolink Lr350

CVE-2026-1150

A security flaw has been discovered in Totolink LR350 9.3.5u.6369_B20220309. Impacted is the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument command results in command injection. The attack can be launched remotely. The exploit has been released to the public and may be used for attacks.

EPSS: 0.024 (81.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-1150?
CVE-2026-1150 is a medium-severity vulnerability in Totolink Lr350, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-01-19.
How severe is CVE-2026-1150?
Medium severity. CVSS v3 base score is 6.3 out of 10.