GHSA-w8j2-252j-wp53MediumCVSS 4.3
Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify...
🔗 CVE IDs covered (1)
📋 Description
Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify Access.permissions field when processing the Impersonation-Id header, allowing read-only access grantees to modify portfolio holding tags. Attackers with valid read-only share tokens can assign or remove tags on victim holdings, corrupting portfolio categorization and reports.
🔗 References (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-59709
- https://github.com/ghostfolio/ghostfolio/issues/7196
- https://github.com/ghostfolio/ghostfolio/commit/697ef59e3b58bebc5c21a9e482e4f5643390f316
- https://github.com/ghostfolio/ghostfolio
- https://www.vulncheck.com/advisories/ghostfolio-unauthorized-portfolio-holding-tag-modification-via-missing-permission-check
- https://github.com/advisories/GHSA-w8j2-252j-wp53