Security Advisory

CVE-2026-86111

6.5
MEDIUM

Vulnerability Description

BookWyrm through 0.9.1 fails to validate user visibility permissions in the status edit endpoint, allowing authenticated attackers to read followers-only and direct-message reviews by enumerating sequential status IDs. Attackers can access the raw content of restricted statuses through the edit view, bypassing the privacy protections documented for these message types.
Published Date September 5, 2026
Official Source NIST NVD Advisory