CVE-2025-66645

NiceGUI is a Python-based UI framework. Versions 3.3.1 and below are vulnerable to directory traversal through the App.add_media_files() function, which allows a remote attacker to read arbitrary files on the server filesystem. This issue is fixed in version 3.4.0.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/zauberzeug/nicegui/commit/a1b89e2a24e1911a40389ace2153a37f4eea92a9	Patch
https://github.com/zauberzeug/nicegui/security/advisories/GHSA-hxp3-63hc-5366	Exploit Vendor Advisory
https://github.com/zauberzeug/nicegui/security/advisories/GHSA-hxp3-63hc-5366	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:zauberzeug:nicegui:*:*:*:*:*:*:*:*

History

14 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) NiceGUI es un framework de interfaz de usuario (UI) basado en Python. Las versiones 3.3.1 e inferiores son vulnerables a salto de directorio a través de la función App.add_media_files(), lo que permite a un atacante remoto leer archivos arbitrarios en el sistema de archivos del servidor. Este problema está solucionado en la versión 3.4.0.

Information

Published : 2025-12-09 22:16

Updated : 2026-10-14 21:10

NVD link : CVE-2025-66645

Mitre link : CVE-2025-66645

CVE.ORG link : CVE-2025-66645

JSON object : View

Products Affected

zauberzeug

nicegui

CWE

CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

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