What’s Vulnerable › Vulnerabilities

CVE-2026-1328: Totolink NR1800X POST Request cstecgi.cgi setWizardCfg buffer overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-01-22 · updated 2026-06-17
• Weakness: CWE-119

Description

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.

Affected products

• Totolink NR1800X: 9.1.0u.6279_b20210910

References

• https://lavender-bicycle-a5a.notion.site/TOTOLINK-NR1800X-setWizardCfg-2e453a41781f80568a54c9368082fbe9?source=copy_link
• https://vuldb.com/?ctiid.342304
• https://vuldb.com/?id.342304
• https://vuldb.com/?submit.735792
• https://www.totolink.net/

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