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Vulnerabilities

Vulnerability · CVE-2025-11837

QNAP malware_remover Improper Control of Generation of Code ('Code Injection')

Published Jun 17, 2026 · catalog updated Jun 17, 2026 · QNAP

Patch now

CVE-2025-11837 is in the CISA known-exploited catalog. Confirm QNAP against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
1.52%
Remediation
Remediation guidance
Affected products
vendor QNAP malware_remover

An improper control of generation of code vulnerability has been reported to affect Malware Remover. The remote attackers can then exploit the vulnerability to bypass protection mechanism. We have already fixed the vulnerability in the following version: Malware Remover 6.6.8.20251023 and later

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor QNAP malware_removerversion unspecified

How to fix CVE-2025-11837

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-11837 is in the CISA known-exploited catalog. Confirm QNAP against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 1.52%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 17, 2026 · VulnCheck KEV

    Detected

    An improper control of generation of code vulnerability has been reported to affect Malware Remover. The remote attackers can then exploit the vulnerability to bypass protection mechanism. We have already fixed the vulnerability in the following version: Malware Remover 6.6.8.20251023 and later

  2. Jun 17, 2026 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2025-11837

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-11837

    30-day exploitation probability 1.5%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2025-11837

    An improper control of generation of code vulnerability has been reported to affect Malware Remover. The remote attackers can then exploit the vulnerability to bypass protection mechanism. We have already fixed the vulnerability in the following version: Malware Remover 6.6.8.202

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.