Vendor dossier / #25
QNAP vulnerabilities in CISA KEV
Answer CISA's KEV catalog lists 11 QNAP vulnerabilities as of catalog 2026.09.23, 0.6% of all 1,721 entries and rank 25 of 283 vendors. The first was added on 2022-03-31 and the most recent on 2023-12-21; 9 are flagged as used in ransomware campaigns.
- KEV entries
- 110.6% of catalog
- Last 90 days
- +0added
- Ransomware: known
- 981.8%
- Products
- 5distinct
- First added
- 2022-03-31
- Latest added
- 2023-12-21
- Median days to due
- 21
- Open deadlines
- 0federal
TAdditions per quarter
Table view (by year)
| Year | Added |
|---|---|
| 2021 | 0 |
| 2022 | 10 |
| 2023 | 1 |
| 2024 | 0 |
| 2025 | 0 |
| 2026 | 0 |
QCommon questions
How many QNAP vulnerabilities are in CISA KEV?
11, as of KEV catalog 2026.09.23 (released 2026-09-23). That is 0.6% of the catalog.
Which QNAP product has the most KEV entries?
Photo Station, with 4 entries. 5 products appear in total.
How many QNAP KEV vulnerabilities are linked to ransomware?
9 of 11 (81.8%) are flagged by CISA as known to be used in ransomware campaigns.
When was the latest QNAP vulnerability added to KEV?
2023-12-21 (CVE-2023-47565).
What is the most common weakness in QNAP KEV entries?
CWE-78 (OS command injection), listed on 3 entries.
PProducts
| Product | Entries | Share of vendor |
|---|---|---|
| Photo Station | 4 | 36.4% |
| Network Attached Storage (NAS) | 4 | 36.4% |
| VioStor NVR | 1 | 9.1% |
| QTS | 1 | 9.1% |
| QNAP Network-Attached Storage (NAS) | 1 | 9.1% |
WWeaknesses
| CWE | Entries | Share of vendor |
|---|---|---|
| CWE-78 OS command injection | 3 | 27.3% |
| CWE-22 Path traversal | 2 | 18.2% |
| CWE-20 Improper input validation | 2 | 18.2% |
| CWE-79 Cross-site scripting (XSS) | 2 | 18.2% |
| CWE-80 | 2 | 18.2% |
| CWE-77 Command injection | 2 | 18.2% |
| CWE-610 | 1 | 9.1% |
| CWE-863 Incorrect authorization | 1 | 9.1% |
| CWE-285 Improper authorization | 1 | 9.1% |
EAll 11 entries
| CVE | Product | Vulnerability | Added | Due | Ransomware | CWE |
|---|---|---|---|---|---|---|
| CVE-2023-47565 | VioStor NVR | QNAP VioStor NVR OS Command Injection Vulnerability | Unknown | CWE-78 | ||
| CVE-2022-27593 | Photo Station | QNAP Photo Station Externally Controlled Reference Vulnerability | Known | CWE-610 | ||
| CVE-2019-7195 | Photo Station | QNAP Photo Station Path Traversal Vulnerability | Known | CWE-22 | ||
| CVE-2019-7194 | Photo Station | QNAP Photo Station Path Traversal Vulnerability | Known | CWE-22 | ||
| CVE-2019-7193 | QTS | QNAP QTS Improper Input Validation Vulnerability | Known | CWE-20 | ||
| CVE-2019-7192 | Photo Station | QNAP Photo Station Improper Access Control Vulnerability | Known | CWE-863 | ||
| CVE-2018-19953 | Network Attached Storage (NAS) | QNAP NAS File Station Cross-Site Scripting Vulnerability | Known | CWE-79, CWE-80 | ||
| CVE-2018-19949 | Network Attached Storage (NAS) | QNAP NAS File Station Command Injection Vulnerability | Known | CWE-20, CWE-77, CWE-78 | ||
| CVE-2018-19943 | Network Attached Storage (NAS) | QNAP NAS File Station Cross-Site Scripting Vulnerability | Known | CWE-79, CWE-80 | ||
| CVE-2020-2509 | QNAP Network-Attached Storage (NAS) | QNAP Network-Attached Storage (NAS) Command Injection Vulnerability | Unknown | CWE-77, CWE-78 | ||
| CVE-2021-28799 | Network Attached Storage (NAS) | QNAP NAS Improper Authorization Vulnerability | Known | CWE-285 |
Cite this
CISA's Known Exploited Vulnerabilities catalog lists 11 QNAP vulnerabilities (0.6% of all entries). Source: Telemetry analysis of the CISA Known Exploited Vulnerabilities catalog, version 2026.09.23 (released 2026-09-23). https://glide-telemetry.pages.dev/vendors/qnap/
Source: CISA KEV catalog v2026.09.23, released 2026-09-23. Windows end 2026-09-23. Vendor names are CISA's vendorProject strings; Telemetry states no facts about QNAP beyond this data.