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CVE-2026-59708

Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint

CVSS 4.0 8.7 HIGHCVSS 3.1 7.5 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-59708

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-59708

Published

ghostfolio

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "ghostfolio",
                    "product": "ghostfolio",
                    "defaultStatus": "unaffected",
                    "packageURL": "pkg:github/ghostfolio/ghostfolio",
                    "versions": [
                        {
                            "version": "0",
                            "status": "affected",
                            "versionType": "custom",
                            "lessThanOrEqual": "3.6.0"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON