CVE-2026-7749 — Totolink N300RH POST Request cstecgi.cgi setWanConfig buffer overflow
A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Requ…
Published: 2026-05-04 · CVSS: 8.7 · CVSS 4.0
A security vulnerability has been detected in Totolink N300RH 3.2.4-B20220812. This affects the function setWanConfig of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument priDns leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed publicly and may be used.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7