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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.027 (85.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 85th percentile — 85.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.027 · change: +0.003
Affected products
- Totolink Lr350 — versions 9.3.5u.6369_B20220309
- Totolink Lr350 Firmware — versions 9.3.5u.6369_b20220309
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setTracerouteCfg-2e453a41781f80… (Exploit, Third Party Advisory, exploit)
- www.totolink.net/ (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.