CVE-2026-27603
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/:projectid/chart/:chartid/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.
Package Versions Affected
Automatically patch vulnerabilities without upgrading
CVSS Version



Related Resources
References
https://github.com/chartbrew/chartbrew/releases/tag/v4.8.4, https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/27xxx/CVE-2026-27603.json, https://github.com/chartbrew/chartbrew/security/advisories/GHSA-9fhr-5vvc-p455, https://nvd.nist.gov/vuln/detail/CVE-2026-27603
