What’s Vulnerable › Vulnerabilities

CVE-2026-59708: Ghostfolio - Unauthorized Portfolio Data Exposure via Public Endpoint

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-07 · updated 2026-10-25
• Weakness: CWE-862

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.

Affected products

• ghostfolio: through 3.6.0

References

• https://github.com/ghostfolio/ghostfolio
• https://github.com/ghostfolio/ghostfolio/commit/697ef59e3b58bebc5c21a9e482e4f5643390f316
• https://github.com/ghostfolio/ghostfolio/issues/7197
• https://www.vulncheck.com/advisories/ghostfolio-unauthorized-portfolio-data-exposure-via-public-endpoint

Get alerted when CVE-2026-59708 or the next vulnerability affects your stack