RCE in Totolink N600r
CVE-2026-79912
A vulnerability was detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The impacted element is the function getCurrentTime of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument ntp_server results in command injection. The attack can be initiated remotely. The exploit is now public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.021 (81.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.021 · change: +0.007
Affected products
- Totolink N600r — versions 4.3.0cu.7647_B20210106
Weakness classification (CWE)
References
- vuldb.com/vuln/395062 (technical-description, vdb-entry)
- vuldb.com/vuln/395062/cti (signature, permissions-required)
- vuldb.com/cve/CVE-2026-79912 (third-party-advisory)
- vuldb.com/submit/881261 (third-party-advisory)
- github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/ma… (exploit)
- www.totolink.net/ (product)
Frequently asked questions
- What is CVE-2026-79912?
- CVE-2026-79912 is a high-severity vulnerability in Totolink N600r, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 8.3/10. Published 2026-08-25.
- How severe is CVE-2026-79912?
- High severity. CVSS v3 base score is 8.3 out of 10.