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CVE-2025-22142— Cross-site Scripting in NamelessMC

Quick assessment

Affected
NamelessMC Nameless
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NamelessMC是NamelessMC团队的一款免费、易于使用且功能强大的网站软件。适用于您的 Minecraft 服务器，其中包含大量功能。 NamelessMC 2.1.3版本之前存在安全漏洞，该漏洞源于管理员可以添加让用户填写额外字段的功能，用户可以向其中注入 JavaScript 代码，一旦工作人员访问工作人员面板上的用户个人资料，该代码就会被激活。

AI Predicted 6.5 Difficulty: Easy EPSS 0.28% · P19

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2025-22142

Vulnerability Information
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Vulnerability Title
Cross-site Scripting in NamelessMC
Source: CVE Program / CVE List V5
Vulnerability Description
NamelessMC is a free, easy to use & powerful website software for Minecraft servers. In affected versions an admin can add the ability to have users fill out an additional field and users can inject javascript code into it that would be activated once a staffer visits the user's profile on staff panel. As a result an attacker can execute javascript code on the staffer's computer. This issue has been addressed in version 2.1.3 and all users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
Vulnerability Title
NamelessMC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NamelessMC是NamelessMC团队的一款免费、易于使用且功能强大的网站软件。适用于您的 Minecraft 服务器，其中包含大量功能。 NamelessMC 2.1.3版本之前存在安全漏洞，该漏洞源于管理员可以添加让用户填写额外字段的功能，用户可以向其中注入 JavaScript 代码，一旦工作人员访问工作人员面板上的用户个人资料，该代码就会被激活。
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
NamelessMC Nameless <= 2.1.2 -

II. Public POCs for CVE-2025-22142

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III. Intelligence Information for CVE-2025-22142

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Vendor Advisories for CVE-2025-22142 (1)

Vendor Pages for CVE-2025-22142 (1)

IV. Related Vulnerabilities

Same product: Nameless
Same vendor: NamelessMC
Same weakness: CWE-79

V. Comments for CVE-2025-22142

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