CVE-2025-64486

calibre is an e-book manager. In versions 8.13.0 and prior, calibre does not validate filenames when handling binary assets in FB2 files, allowing an attacker to write arbitrary files on the filesystem when viewing or converting a malicious FictionBook file. This can be leveraged to achieve arbitrary code execution. This issue is fixed in version 8.14.0.

CVSS

No CVSS.

References

Link	Resource
https://github.com/kovidgoyal/calibre/commit/6f94bce214bf7d43c829804db3741afa5e83c0c5
https://github.com/kovidgoyal/calibre/security/advisories/GHSA-hpwq-c98h-xp8g

Configurations

No configuration.

History

15 Apr 2026, 00:35

Type	Values Removed	Values Added
Summary		(es) calibre es un gestor de libros electrónicos. En las versiones 8.13.0 y anteriores, calibre no valida los nombres de archivo al manejar activos binarios en archivos FB2, permitiendo a un atacante escribir archivos arbitrarios en el sistema de archivos al ver o convertir un archivo FictionBook malicioso. Esto puede ser aprovechado para lograr la ejecución de código arbitrario. Este problema está solucionado en la versión 8.14.0.

08 Nov 2025, 00:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-11-08 00:15

Updated : 2026-04-15 00:35

NVD link : CVE-2025-64486

Mitre link : CVE-2025-64486

CVE.ORG link : CVE-2025-64486

JSON object : View

Products Affected

No product.

CWE

CWE-73

External Control of File Name or Path

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