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CVE-2026-59709

Ghostfolio - Unauthorized Portfolio Holding Tag Modification via Missing Permission Check PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Ghostfolio / Ghostfolioaffected 0 through 3.6.0

CWE

CWE-862

References

ADP enrichment

CISA-ADP

No English description supplied.