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I. Basic Information for CVE-2026-2709
Vulnerability Information

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Vulnerability Title
busy Callback app.js redirect
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in busy up to 2.5.5. The affected element is an unknown function of the file source-code/busy-master/src/server/app.js of the component Callback Handler. Executing a manipulation of the argument state can lead to open redirect. It is possible to launch the attack remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Busy 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Busy是Busy开源的一个社交网络系统。 Busy 2.5.5及之前版本存在输入验证错误漏洞,该漏洞源于对文件source-code/busy-master/src/server/app.js中参数state的错误操作,可能导致开放重定向。
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
VendorProductAffected VersionsCPESubscribe
-busy 2.5.0 -
II. Public POCs for CVE-2026-2709
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III. Intelligence Information for CVE-2026-2709
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IV. Related Vulnerabilities
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