PT-2025-40561 · Qnap · Qnap+1

Coral · Published 2025-10-03 · Updated 2025-10-08 · CVE-2025-48726

Positive Technologies (AI Summary)

CVSS v4.0

5.1

Medium

Base vector

AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions QNAP versions prior to 5.2.6.3195 build 20250715 QNAP QuTS hero versions prior to h5.2.6.3195 build 20250715

Description A flaw exists where a remote attacker with administrator privileges can trigger a denial-of-service (DoS) condition through a NULL pointer dereference.

Recommendations Update QNAP to version 5.2.6.3195 build 20250715 or later. Update QNAP QuTS hero to version h5.2.6.3195 build 20250715 or later.

Fix

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2025-48726

Affected Products

Qnap

Qnap Quts Hero

References · 6

• https://qnap.com/en/security-advisory/qsa-25-36 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-48726 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-48726 · Security Note
• https://twitter.com/VulmonFeeds/status/1974267251286065250 · Twitter Post
• https://twitter.com/CVEnew/status/1974177841332777120 · Twitter Post
• https://t.me/cveNotify/137886 · Telegram Post