PT-2026-39752 · Advplyr · Audiobookshelf

Vito0912

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Published

2026-05-11

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Updated

2026-05-11

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CVE-2026-42887

CVSS v3.1

4.5

Medium

VectorAV:N/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
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 can inject arbitrary HTML/JavaScript that will be rendered on the login page for all users. This vulnerability is fixed in 2.33.0.

Fix

XSS

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Weakness Enumeration

Related Identifiers

CVE-2026-42887

Affected Products

Audiobookshelf