CVE-2021-28799
QNAP NAS Improper Authorization Vulnerability
9.8
CVSS 3.1
78.3 %
EPSS (current)
2022-03-31
KEV addition
Yes
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: QNAP / Network Attached Storage (NAS)
Published: 2021-05-13 · Due (CISA): 2022-04-21
CWE: CWE-285 · EU list: no
Exploit references (metadata only)
| Source | Reference | Title | Date |
|---|---|---|---|
| nuclei | http/cves/2021/CVE-2021-28799.yaml | QNAP HBS 3 - Broken Access Control | – |
References only — no downloads or instructions.