Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

CVE-2026-93955

Gravedad CVSS v4.0:
BAJA
Tipo:
CWE-285 Autorización incorrecta
Fecha de publicación:
19/09/2026
Última modificación:
21/09/2026

Descripción

*** Pendiente de traducción *** A vulnerability was detected in grimmory-tools grimmory up to 3.3.3/3.4.1. Affected by this vulnerability is the function streamFileToResponse of the file backend/src/main/java/org/booklore/controller/KoboController.java of the component Download Endpoint. Performing a manipulation of the argument bookId results in authorization bypass. The attack may be initiated remotely. The exploit is now public and may be used. Issue #2431 is closed as completed, but its only comment states that the issue “has already been reported elsewhere.” No fixing commit or pull request is identified there.

Impacto

Puntuación base 4.0
2.10
Gravedad 4.0
BAJA
Puntuación base 3.x
4.30
Gravedad 3.x
MEDIA
Puntuación base 2.0
4.00
Gravedad 2.0
MEDIA