CVE-2026-4544— Wavlink WL-WN578W2 POST Request login.cgi cross site scripting
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I. Basic Information for CVE-2026-4544
Vulnerability Information
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Vulnerability Title
Wavlink WL-WN578W2 POST Request login.cgi cross site scripting
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Wavlink WL-WN578W2 221110. This affects an unknown function of the file /cgi-bin/login.cgi of the component POST Request Handler. Executing a manipulation of the argument homepage/hostname/login_page can lead to cross site scripting. It is possible to launch the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wavlink WL-WN578W2 代码注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wavlink WL-WN578W2是中国睿因（Wavlink）公司的一款无线中继器。 Wavlink WL-WN578W2 221110版本存在代码注入漏洞，该漏洞源于对POST请求处理组件中文件/cgi-bin/login.cgi的参数homepage/hostname/login_page的错误操作，可能导致跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Wavlink | WL-WN578W2 | 221110 | cpe:2.3:o:wavlink:wl-wn578w2_firmware:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-4544
| # | POC Description | Source Link | Shenlong Link |
|---|
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- Submit #774692: Wavlink WL-WN578W2 V221110 Cross Site Scriptingthird-party-advisory
- CVE-2026-4544 Wavlink WL-WN578W2 POST Request login.cgi cross site scriptingvdb-entrytechnical-description
- Submit #774696: Wavlink WL-WN578W2 V221110 Cross Site Scriptingthird-party-advisory
- Submit #774693: Wavlink WL-WN578W2 V221110 Cross Site Scriptingthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2026-4544
IV. Related Vulnerabilities
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Same weakness: CWE-79
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V. Comments for CVE-2026-4544
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