CVE-2026-1328: high-severity vulnerability in Totolink NR1800X
Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflow
Published · Updated
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21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.8%
A vulnerability was detected in Totolink NR1800X 9.1.0u.6279_B20210910. Impacted is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack may be initiated remotely. The exploit is now public and may be used.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
Affected products
Totolink · NR1800XRelated CVEs — Totolink NR1800X
In the same product, most dangerous first.
CVE-2026-1326MEDIUMTotolink NR1800X POST Request cstecgi.cgi setWanCfg command injectionEPSS 3.5%CVE-2026-1327MEDIUMTotolink NR1800X POST Request cstecgi.cgi setTracerouteCfg command injectionEPSS 2.9%CVE-2026-5030MEDIUMTotolink NR1800X Telnet Service cstecgi.cgi NTPSyncWithHost command injectionEPSS 2.6%CVE-2023-7220CRITICALTotolink NR1800X cstecgi.cgi loginAuth stack-based overflowEPSS 1.5%CVE-2026-7548HIGHTotolink NR1800X cstecgi.cgi sub_41A68C command injectionEPSS 1.5%CVE-2026-15701CRITICALTotolink NR1800X lighttpd formLogout.htm Form_Logout stack-based overflowEPSS 1.1%