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The vulnerability of the setWizardCfg() function in the POST Request Handler component of the TOTOLINK NR1800X router’s software allows a hacker to induce a service failure.

🗓️ 27 Jan 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 2 Views

Vulnerability in setWizardCfg() of the router POST handler can write outside the buffer processing the ssid, causing remote service failure.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-1328
22 Jan 202614:32
attackerkb
Circl
CVE-2026-1328
22 Jan 202615:30
circl
CNNVD
TOTOLINK NR1800X security vulnerabilities
22 Jan 202600:00
cnnvd
CVE
CVE-2026-1328
22 Jan 202614:32
cve
Cvelist
CVE-2026-1328 Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflow
22 Jan 202614:32
cvelist
EUVD
EUVD-2026-4144
22 Jan 202614:32
euvd
NVD
CVE-2026-1328
22 Jan 202615:16
nvd
OSV
CVE-2026-1328
22 Jan 202615:16
osv
Positive Technologies
PT-2026-3940
22 Jan 202600:00
ptsecurity
RedhatCVE
CVE-2026-1328
23 Jan 202615:21
redhatcve
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Vulners
Node
totolinknr1800xMatch9.1.0u.6279_b20210910

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27 Jan 2026 00:00Current
7.5High risk
Vulners AI Score7.5
CVSS 38.8
CVSS 29
EPSS0.00773
2