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…
EPSS: 0.018 (83.3th 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
- Totolink Lr350 — versions 9.3.5u.6369_B20220309
- Totolink Lr350_firmware — versions 9.3.5u.6369_b20220309
Weakness classification (CWE)
References
- VDB-341743 | Totolink LR350 POST Request cstecgi.cgi setTracerouteCfg command injection (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-341743 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #735696 | TOTOLINK LR350 LR350 V9.3.5u.6369_B20220309 Command Injection (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (Exploit, Third Party Advisory, exploit)
- cna@vuldb.com (Product, product)
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.