P4Verified

CVE-2025-66645: nicegui before 3.4.0 (exclusive), < 3.4.0

CVE-2025-66645. CVSS 3.1 base score 7.5 (HIGH, Vendor/CNA). EPSS 0.0112 (percentile 0.65319), scored 13-Oct-2026.

Affected technology

nicegui · before 3.4.0 (exclusive)
zauberzeug

nicegui · < 3.4.0
zauberzeug

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

A remote attacker can read arbitrary files on the server filesystem. Vendor/CNA’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality impact as high; integrity and availability impact as none.

Published 15-Oct-2026 01:10 UTC

CWE: CWE-22
CCR priority: 30.3 /100 (P4)
CVSS 3.1: 7.5 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N · Vendor/CNA
EPSS: 0.0112 · percentile 0.65319 · 2026-10-13
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2025-66645.html