CVE-2025-48730

MEDIUM

QNAP OS - Info Disclosure

Title source: llm

Description

A use of externally-controlled format string vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.6.3195 build 20250715 and later QuTS hero h5.2.6.3195 build 20250715 and later

References (1)

[Vendor Advisory] https://www.qnap.com/en/security-advisory/qsa-25-36

Scores

CVSS v3 6.5

EPSS 0.0004

EPSS Percentile 13.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

Classification

CWE

CWE-134

Status published

Affected Products (28)

qnap/qts

qnap/quts_hero

... and 13 more

Timeline

Published Oct 03, 2025

Tracked Since Feb 18, 2026