Security Advisory

CVE-2026-59708

7.5
HIGH

Vulnerability Description

The GET /api/v1/public/:accessId/portfolio endpoint in ghostfolio accepts private access IDs without validating granteeUserId filtering, allowing unauthenticated access to full portfolio data. Attackers with a private access ID can retrieve sensitive portfolio information including holdings, quantities, buy prices, and performance metrics without authentication.
Published Date July 7, 2026
Official Source NIST NVD Advisory