CVE-2026-59708

Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint

Published Jul 7, 2026 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Ghostfolio
Ghostfolio ghostfolio
Vendors & Products Ghostfolio
Ghostfolio ghostfolio
Type Values Removed Values Added
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.
Title Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint
First Time appeared Ghostfol
Ghostfol ghostfolio
Weaknesses CWE-862
CPEs cpe:2.3:a:ghostfol:ghostfolio:*:*:*:*:*:*:*:*
Vendors & Products Ghostfol
Ghostfol ghostfolio
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Sep 24, 2026, 2:18 PM
Reserved
Jul 6, 2026, 3:31 PM
Status
Deferred
Published
Jul 7, 2026, 7:16 PM
Modified
Oct 25, 2026, 8:10 PM