CVE-2026-42887 Audiobookshelf: Stored Cross-Site Scripting in Login Page Custom Message

Audiobookshelf is a self-hosted audiobook and podcast server. Prior to 2.33.0, a stored cross-site scripting XSS vulnerability exists in the Login Page due to improper sanitization of the authLoginCustomMessage field of the /api/auth-settings endpoint. An attacker with administrative privileges c...