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CVE-2025-11837

Malware Remover

Published: Jan 2, 2026Updated: Jan 22, 2026 Sources: CVE List NVDCWE-94

Description

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

In plain language

AI Act now

CVE-2025-11837 is a serious remote code execution flaw in Malware Remover that attackers are actively exploiting in the wild; if you use Malware Remover and are not on the fixed version, you should act immediately.

Executive summary

CVE-2025-11837 is a remotely exploitable code-generation/control weakness (CWE-94) in Malware Remover that allows unauthenticated attackers to execute arbitrary code or bypass protections; exploitation is confirmed in the wild via the AryStinger campaign targeting legacy routers.

If affected, business impact
Full device compromiseMalware and botnet enrollmentNetwork scanning and proxyingOperational disruption

What to do now

  1. Check your installed Malware Remover version and confirm whether it is earlier than 6.6.8.20251023.
  2. If you are on an earlier version, upgrade Malware Remover to 6.6.8.20251023 or later.
  3. If you cannot upgrade right away, isolate the affected system from the internet and any untrusted networks until the upgrade is completed.
  4. After upgrading, verify the Malware Remover service is running normally and re-check the installed version to ensure the update actually took effect.
Patch / advisory Usually a quick update

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High

Weaknesses

Affected Products

QNAP Systems Inc.
commercial·TWaka qnap, qnap systems
and 1 more affected products View all →

Exploitability

Official Patch Available

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

4

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