CVE-2026-6282
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 · uneditedA potential improper file path validation vulnerability was reported in some Lenovo Personal Cloud Storage devices that could allow a remote authenticated user to move or access files belonging to other users on the same 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 confidenceThis is an improper file path validation vulnerability in Lenovo Personal Cloud Storage devices that allows authenticated users to access or move files belonging to other users on the same device, indicating a broken access control vulnerability where the application fails to properly validate that requested file paths belong to the authenticated user.
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
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
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 checksWork through these to decide whether this CVE applies to you.
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Identify Lenovo Personal Cloud Storage deploymentLocate and confirm the Lenovo Personal Cloud Storage application or device on your network. Check device firmware version or software installation through the administrative interface or system inventory.Affected if The system is not a Lenovo Personal Cloud Storage device, then the CVE does not apply.
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Verify multi-user access is enabledLog into the Lenovo Personal Cloud Storage administrative console and check if multiple user accounts have been created or if user sharing features are active.Affected if Only a single user account exists and no sharing features are configured, the attack surface for this vulnerability is minimal.
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Confirm user authentication is requiredReview authentication settings to ensure that file access requires valid user credentials and that anonymous or guest access is disabled.Affected if Anonymous or unauthenticated access is permitted, the access control issue may be overshadowed by a more critical authentication bypass.
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Inspect file access control configurationWithin the Lenovo Personal Cloud Storage settings, examine file and folder permission configurations to verify that each user is restricted to their own designated storage area.Affected if Users can configure or access file paths that resolve to directories outside their assigned user space, indicating the path validation flaw exists.
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Review access logs for cross-user file operationsExamine the Lenovo Personal Cloud Storage audit or access logs for entries showing file read, write, or move operations where the accessing user differs from the file owner.Affected if Logs reveal file operations by User A on files owned by User B without proper authorization records, the vulnerability is likely present.
If your environment uses Lenovo Personal Cloud Storage with multiple authenticated users and you observe cross-user file access or movement capabilities, your system is likely affected by this improper file path validation vulnerability.
Generated from the published advisory. Verify against your own configuration.
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 dataApply the vendor patch when available; in the interim, restrict remote access to the device's administrative interfaces and monitor for unauthorized file access attempts.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2026-6282 — 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 sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2026-6282 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- Version or environment caveats, and links to real fixes
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