QNAP Network-Attached Storage (NAS) Command Injection Vulnerability

Added to KEV
2022-04-11
Federal due date
2022-05-02
Vendor
QNAP
Product
QNAP Network-Attached Storage (NAS)
EPSS
99.3th percentile (score 0.840, as of 2026-06-08)
NVD CVSS v3.1
Ransomware use
Unknown
Upstream
https://nvd.nist.gov/vuln/detail/CVE-2020-2509

CISA short description

QNAP NAS devices contain a command injection vulnerability which could allow attackers to perform remote code execution.

Required action

Apply updates per vendor instructions.

EPSS percentile is the FIRST.org exploit-probability ranking as of the date noted above; it moves daily. CVSS reflects NVD's analysis at time of publication.