OS Command InjectionWeakness · CWE-78

CVE-2026-0854

HIGH · 8.8 CVSS v3.1 Published 2026-01-12
Mitigation only
No fix yet — a mitigation exists. There is no fixed release. A documented workaround reduces exposure in the meantime.
See remediation →
94/100
Remediation priority · Urgent
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Certain DVR/NVR models developed by Merit LILIN has a OS Command Injection vulnerability, allowing authenticated remote attackers to inject arbitrary OS commands and execute them on the device.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · moderate confidence

OS command injection vulnerability in Merit LILIN DVR/NVR devices allows authenticated remote attackers to inject and execute arbitrary OS commands through insufficient input validation in web interface parameters.

MitigationApply vendor firmware updates when available; otherwise isolate affected devices behind firewalls, disable remote management interfaces, and enforce strong unique credentials to reduce attack surface.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify Merit LILIN DVR/NVR devices on the network
    Scan the network for devices with Merit LILIN vendor fingerprints, or physically inspect device labels/web interfaces for LILIN branding
    Affected if Devices branded as Merit LILIN DVR or NVR are present on the network
  2. Confirm web management interface is accessible
    Attempt to access the device web interface via HTTP/HTTPS on common ports (80, 443, 8080) or check firewall rules allowing external access to these ports
    Affected if The web management interface is reachable from network segments outside the local device management network
  3. Verify authentication is required for the web interface
    Attempt to access the web interface without credentials and observe whether login is enforced
    Affected if The web interface does not require authentication or uses default/weak credentials
  4. Check for command injection entry points
    Review web application logs or capture web traffic during normal operation to identify parameters passed to the underlying operating system
    Affected if Web interface parameters appear to directly invoke OS commands without sanitization
  5. Compare installed firmware version to vendor releases
    Access device firmware/version information through the web interface or system status page, then compare against any vendor release notes or security advisories
    Affected if Firmware version is outdated or unknown and no security patches have been applied

Your environment is affected if you have Merit LILIN DVR/NVR devices with an accessible web interface that does not properly sanitize input before passing it to OS command execution.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

From vendor data
Mitigation available No clean upgrade yet — mitigate in the meantime
Mitigation

Apply vendor firmware updates when available; otherwise isolate affected devices behind firewalls, disable remote management interfaces, and enforce strong unique credentials to reduce attack surface.

Have this fixed Scoped from the published advisory
  • Consultation6.0 h
  • Implementation12.0 h
  • Testing6.0 h
  • Review / QA4.0 h
28.0 hours of engineering $4,980
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

Check whether your project pulls in CVE-2026-0854 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.

References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2026-0854 in production — separate from our analysis above.

No notes yet

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
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