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CVE-2021-33611— Reflected cross-site scripting in vaadin-menu-bar webjar resources in Vaadin 14

CVSS 6.1 · Medium EPSS 0.30% · P54
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I. Basic Information for CVE-2021-33611

Vulnerability Information
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Vulnerability Title
Reflected cross-site scripting in vaadin-menu-bar webjar resources in Vaadin 14
Source: NVD (National Vulnerability Database)
Vulnerability Description
Missing output sanitization in test sources in org.webjars.bowergithub.vaadin:vaadin-menu-bar versions 1.0.0 through 1.2.0 (Vaadin 14.0.0 through 14.4.4) allows remote attackers to execute malicious JavaScript in browser by opening crafted URL
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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
vaadin 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
vaadin vaadin是芬兰vaadin公司的一个用于Web应用程序开发的开源平台。Vaadin 平台包括一组Web 组件、一个 Java Web 框架以及一组工具和应用程序启动器。 Vaadin存在跨站脚本漏洞，该漏洞源于WEB应用缺少对客户端数据的正确验证。攻击者可利用该漏洞执行客户端代码。
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
VaadinVaadin 14.0.0 ~ unspecified -
Vaadinvaadin-menu-bar 1.0.0 ~ unspecified -

II. Public POCs for CVE-2021-33611

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III. Intelligence Information for CVE-2021-33611

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IV. Related Vulnerabilities

Same product: Vaadin
Same vendor: Vaadin
Same weakness: CWE-79

V. Comments for CVE-2021-33611

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