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I. Basic Information for CVE-2026-7546
Vulnerability Information
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Vulnerability Title
Totolink NR1800X lighttpd find_host_ip stack-based overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A security vulnerability has been detected in Totolink NR1800X 9.1.0u.6279_B20210910. The impacted element is the function find_host_ip of the component lighttpd. Such manipulation of the argument Host leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Affected Products
VendorProductAffected VersionsCPESubscribe
TotolinkNR1800X 9.1.0u.6279_B20210910 cpe:2.3:o:totolink:nr1800x_firmware:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-7546
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 6940 chars
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III. Intelligence Information for CVE-2026-7546
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IV. Related Vulnerabilities
Same product: NR1800X
Same vendor: Totolink
Same weakness: CWE-121
V. Comments for CVE-2026-7546

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