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I. Basic Information for CVE-2026-27603
Vulnerability Information

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Vulnerability Title
Chartbrew: Unauthenticated Chart Filter Endpoint: POST /project/:project_id/chart/:chart_id/filter missing verifyToken + checkPermissions
Source: NVD (National Vulnerability Database)
Vulnerability Description
Chartbrew is an open-source web application that can connect directly to databases and APIs and use the data to create charts. Prior to version 4.8.4, the chart filter endpoint POST /project/:project_id/chart/:chart_id/filter is missing both verifyToken and checkPermissions middleware, allowing unauthenticated users to access chart data from any team/project. This issue has been patched in version 4.8.4.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
关键功能的认证机制缺失
Source: NVD (National Vulnerability Database)
Vulnerability Title
chartbrew 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
chartbrew是Chartbrew开源的一个数据可视化与仪表盘构建工具。 Chartbrew 4.8.4之前版本存在访问控制错误漏洞,该漏洞源于chart filter端点缺少中间件,可能导致未经验证的用户访问任何团队或项目的图表数据。
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
chartbrewchartbrew < 4.8.4 -
II. Public POCs for CVE-2026-27603
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III. Intelligence Information for CVE-2026-27603
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