VulnTideExploited vulnerabilities, by vendor. Data as of .
Not in CISA KEVReported exploited: VulnCheck KEV since Published CVSS 6.7 mediumEPSS 1.1% probability of exploitation in 30 days
QNAP

CVE-2020-36198: Command Injection Vulnerability in Malware Remover

Is it exploited?

Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of .

VulnCheck KEV lists it since . It cites 2 public reports, the first from .

How likely is exploitation in the next 30 days?
1.1%

EPSS score, percentile 66.2 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?
6.7 Medium

CVSS v3.1 base score, given by the CNA

What should I do?

QNAP have already fixed the issue in the following versions: QTS 4.4.x: Malware Remover 4.6.1.0 and laterSolution from the CVE record.

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

  • before 4.6.1.0

Unaffected 3.x

Versions by product

Source: CISA KEV 2026.10.29, as of ; VulnCheck KEV, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.

Description

Command Injection Vulnerability in Malware Remover

A command injection vulnerability has been reported to affect certain versions of Malware Remover. If exploited, this vulnerability allows remote attackers to execute arbitrary commands. This issue affects: QNAP Systems Inc. Malware Remover versions prior to 4.6.1.0. This issue does not affect: QNAP Systems Inc. Malware Remover 3.x.

Source: CVE List, as of . About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Versions by product, as listed in the CVE record (1 product)
QNAP Systems Inc. Malware Remover
StatusVersions
Affectedbefore 4.6.1.0
Unaffected3.x

Versions the record lists as unaffected: 3.x.

Source: CVE List, as of . About the data.

Weakness

CWE-77, CWE-78
  • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
  • CWE-78: OS Command Injection

CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.

Timeline

DateEvent
CVE record published
CVE record last updated

References

3

Known exploited QNAP vulnerabilities

  • CVE-2023-47565: QNAP VioStor NVR OS Command Injection Vulnerability (added )
  • CVE-2022-27593: QNAP Photo Station Externally Controlled Reference Vulnerability (added )
  • CVE-2019-7192: QNAP Photo Station Improper Access Control Vulnerability (added )
  • CVE-2019-7193: QNAP QTS Improper Input Validation Vulnerability (added )
  • CVE-2019-7194: QNAP Photo Station Path Traversal Vulnerability (added )