How many CVEs does QNAP have?

QNAP has 643 published CVE records since 2009, including 268 in the last two years.

How many QNAP CVEs are in CISA KEV?

Yes — 14 of QNAP's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Which QNAP products have the most CVEs?

The QNAP products with the most published CVEs are QTS, QuTS hero, QuTScloud, Qsync Central, File Station 5.

What are the most common weakness types in QNAP CVEs?

QNAP's CVEs most often map to these CWE weakness types: CWE-476 (NULL Pointer Dereference), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')), CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')), CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')).

Are there public exploits for QNAP vulnerabilities?

Yes — 35 of QNAP's CVEs have a known public exploit.

How many critical QNAP vulnerabilities are there?

QNAP has 96 critical and 215 high-severity CVEs.

What is the average severity of QNAP CVEs?

The average CVSS base score across QNAP's scored CVEs is 6.3.

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643 CVEs

14 in CISA KEV

QNAP Vulnerabilities

Name: QNAP vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for QNAP.

643

Total CVEs

Published

14

In CISA KEV

Exploited in the wild

35

Public exploits

PoC or exploit code

6.3

Avg CVSS

2009–2026

Overview

QNAP has 643 published CVE records since 2009, of which 14 are in CISA's Known Exploited Vulnerabilities catalog and 35 have a known public exploit. The average CVSS base score across scored CVEs is 6.3.

This page aggregates every publicly disclosed vulnerability (CVE) affecting QNAP products, with severity breakdowns, the most-affected products, the most common weakness types, and the latest disclosures.

Security scorecard

A quick read on QNAP's vulnerability posture, as a share of its 643 published CVEs.

Average CVSS: 6.3
Critical / high: 48%
Actively exploited (KEV): 2%
Public exploit available: 5%
Patch available: 89%

Severity and exploitation

How the CVSS severity of QNAP's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical96

High215

Medium227

Low105

In CISA’s Known Exploited Vulnerabilities catalog

14

14 of QNAP's CVEs are confirmed exploited in the wild.

Public exploits

35

35 of QNAP's CVEs have a known public exploit available.

Most affected products

The QNAP products with the most published CVEs. Follow any product to browse its versions and vulnerabilities.

Common weakness types

The CWE weakness categories most often found in QNAP CVEs. Follow any weakness for its full explanation.

CNAs that assign these CVEs

The CVE Numbering Authorities that publish QNAP CVE records.

Disclosure activity by year

How many QNAP CVEs were published each year.

2019

14

2020

32

2021

54

2022

22

2023

37

2024

146

2025

145

2026

123

Latest QNAP CVEs

The most recently disclosed vulnerabilities affecting QNAP.

File Station 5
CWE-121
Low · CVSS 1.3
EPSS 0.3%2026-06-10
File Station 5
CWE-121
Low · CVSS 1.3
EPSS 0.3%2026-06-10
File Station 5
CWE-863
Medium · CVSS 6.2
EPSS 0.3%2026-06-10
File Station 5
CWE-121
Medium · CVSS 6.3
EPSS 0.3%2026-06-10
QuMagie
CWE-359
Medium · CVSS 6.6
EPSS 0.3%2026-06-10
QTS, QuTS hero
CWE-78
Medium · CVSS 6.1
EPSS 1.0%2026-06-10
QTS, QuTS hero
CWE-22
Low · CVSS 1.2
EPSS 0.4%2026-06-10
QTS, QuTS hero
CWE-476
Low · CVSS 1.2
EPSS 0.3%2026-06-10
File Station 5
CWE-770
Low · CVSS 1.3
EPSS 0.3%2026-06-10
File Station 5
CWE-476
Low · CVSS 1.3
EPSS 0.3%2026-06-10
QTS, QuTS hero
CWE-78
High · CVSS 8.6
EPSS 1.0%2026-06-10
QTS, QuTS hero
CWE-476
Medium · CVSS 6.9
EPSS 0.5%2026-06-10

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Other vendors

Browse vulnerabilities for other tracked vendors.

Novell675 CVEs UNISOC650 CVEs Moodle633 CVEs campcodes631 CVEs Mattermost609 CVEs McAfee607 CVEs arubanetworks607 CVEs FreeBSD603 CVEs

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Frequently asked questions

Common questions about QNAP vulnerabilities.

How many CVEs does QNAP have?: QNAP has 643 published CVE records since 2009, including 268 in the last two years.
How many QNAP CVEs are in CISA KEV?: Yes — 14 of QNAP's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Which QNAP products have the most CVEs?: The QNAP products with the most published CVEs are QTS, QuTS hero, QuTScloud, Qsync Central, File Station 5.
What are the most common weakness types in QNAP CVEs?: QNAP's CVEs most often map to these CWE weakness types: CWE-476 (NULL Pointer Dereference), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')), CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')), CWE-22 (Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')).
Are there public exploits for QNAP vulnerabilities?: Yes — 35 of QNAP's CVEs have a known public exploit.
How many critical QNAP vulnerabilities are there?: QNAP has 96 critical and 215 high-severity CVEs.
What is the average severity of QNAP CVEs?: The average CVSS base score across QNAP's scored CVEs is 6.3.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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