CVE-2018-19951
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 · uneditedIf exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. This issue affects: QNAP Systems Inc. Music Station versions prior to 5.1.13; versions prior to 5.2.9; versions prior to 5.3.11.
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 confidenceA cross-site scripting (XSS) vulnerability in QNAP Music Station allows remote attackers to inject malicious JavaScript or HTML code through unsanitized user input. This affects multiple version branches (prior to 5.1.13, 5.2.9, and 5.3.11), enabling script execution in the context of other users' sessions.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.
NVD · CPE data>= 5.3.0, < 5.3.11< 5.1.13>= 5.2.0, < 5.2.9CVSS 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
- None
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/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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Confirm Music Station is installedLog into the QNAP device QTS interface, open App Center, and look for Music Station in the installed applications list. Alternatively, check if the Music Station web interface is accessible at /musicstation/ on your QNAP device.Affected if Music Station appears in the installed applications or the web interface responds
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Locate the Music Station version numberIn the QTS App Center, find Music Station in the installed list and read the version displayed under the application name. If using the web interface, the version may also appear in the Music Station settings or about page.Affected if A version number is displayed for Music Station
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Compare installed version against affected rangesCheck if your installed version falls into any of these vulnerable ranges: version 5.3.0 through 5.3.10, any version below 5.1.13, or version 5.2.0 through 5.2.8. These ranges correspond to the three branch releases that contain the unsanitized user input flaw.Affected if The installed version is 5.3.0-5.3.10, 5.2.0-5.2.8, or below 5.1.13
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Verify the XSS attack surface existsThe vulnerability requires the Music Station web interface to be accessible and for users to interact with input fields that accept user-generated content (such as playlist names, track metadata, or search fields). Confirm Music Station is actively used and its web portal is accessible.Affected if Music Station web interface is accessible and accepts user input in any field
If Music Station is installed and the version falls below 5.1.13, below 5.2.9, or between 5.3.0 and 5.3.10, the device is affected by this XSS 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 data5.1.135.2.95.3.11
Update QNAP Music Station to version 5.1.13, 5.2.9, or 5.3.11 or later per the affected branch. Alternatively, restrict network access to the Music Station interface until patching can be completed.
- Consultation2.0 h
- Implementation1.0 h
- Testing3.0 h
- Review / QA1.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2018-19951 — 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-2018-19951 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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- 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