GHSA-w8j2-252j-wp53MediumCVSS 4.3

Ghostfolio's PUT /api/v1/portfolio/holding/:dataSource/:symbol/tags endpoint fails to verify...

Published
July 7, 2026
Last Modified
July 7, 2026

🔗 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)