OS Command InjectionWeakness · CWE-78

CVE-2026-6281

HIGH · 8.8 CVSS v3.1 Published 2026-05-13
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
A potential vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow a remote authenticated user on the local network to execute arbitrary commands 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

This is a command injection vulnerability in Lenovo Personal Cloud Storage devices. A remote authenticated attacker on the local network can execute arbitrary commands on the affected device, likely through insufficient input validation in a web interface or API.

MitigationApply available firmware updates from Lenovo. Until patched, restrict network access to trusted users and segment affected devices on a separate VLAN.

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. Confirm the device model
    Identify the device on your network (e.g., via router device list, MAC vendor prefix, or by accessing the web UI and observing the Lenovo branding).
    Affected if If the device is not a Lenovo Personal Cloud Storage, this CVE does not apply.
  2. Retrieve the firmware version
    Log into the device’s admin web interface and navigate to Settings > About or System Information to view the installed firmware version.
    Affected if If the version shown is older than the version that includes the fix (or if you cannot confirm it is patched), the device may be vulnerable.
  3. Verify network accessibility of the management interface
    From another host on the same network, attempt to reach the device’s IP address using HTTP or HTTPS (e.g., http://<device-ip>). If the login page loads, the interface is accessible.
    Affected if If the web interface or API is reachable from any host on the network, an authenticated attacker on that network could attempt exploitation.
  4. Check for remote or external exposure
    Inspect your router for port forwards or NAT rules that point to the device, and look in the device settings for a ‘Remote Access’ or ‘Remote Management’ option that allows access from outside the local network.
    Affected if If remote management is enabled or the interface is exposed beyond the trusted LAN, the attack surface is larger and the device is more likely affected.

If you have a Lenovo Personal Cloud Storage device with a firmware version that is not the patched version and its management interface is network-accessible, you are likely affected.

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 available firmware updates from Lenovo. Until patched, restrict network access to trusted users and segment affected devices on a separate VLAN.

Have this fixed Scoped from the published advisory
  • Consultation4.0 h
  • Implementation3.0 h
  • Testing3.0 h
  • Review / QA2.0 h
12.0 hours of engineering $2,150
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Scan for this in your stack

Free · runs locally
dbcve dependency scanner

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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-2026-6281 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
  • No spam, self-promotion, credentials, or personal data