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Sd 330ac FirmwareOperating system · Silextechnology

CVE-2026-32963

MEDIUM · 6.1 CVSS v3.0 Published 2026-04-20
Fix available
A fix is available. Upgrade to 1.50 / 5.1.0 or later.
See remediation →
68/100
Remediation priority · Elevated
Remotely reachable No privileges

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
SD-330AC and AMC Manager provided by silex technology, Inc. contain a reflected cross-site scripting vulnerability. When a user logs in to the affected device and access some crafted web page, arbitrary script may be executed on the user's browser.

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

SD-330AC and AMC Manager web interfaces contain a reflected cross-site scripting (XSS) vulnerability. Attackers can inject malicious scripts through crafted URLs or web pages that execute in authenticated users' browsers, allowing session hijacking or credential theft.

MitigationApply vendor patch when available; until then, instruct users to avoid clicking untrusted links and consider network isolating the device management interface.

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
Sd 330ac FirmwareOperating system
Affected:< 1.50
Amc ManagerApplication
Affected:< 5.1.0

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
None
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

CVSS:3.0/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 checks

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

  1. Identify the product in use
    Determine whether your environment contains either the Silextechnology SD-330AC device or the AMC Manager software. Check device labels, inventory records, or software listings.
    Affected if The product is SD-330AC or AMC Manager
  2. Determine SD-330AC firmware version
    Access the SD-330AC web interface and navigate to the firmware or status page to view the currently installed firmware version. Alternatively, check the device documentation for CLI or management software methods to retrieve the version.
    Affected if The installed firmware version is lower than 1.50
  3. Determine AMC Manager version
    Open AMC Manager and locate the version information, typically found in the About, Help, or System Information section of the application or its web interface.
    Affected if The installed AMC Manager version is lower than 5.1.0
  4. Assess web interface exposure
    Determine whether the web management interface for the device or software is accessible from network locations where untrusted users could potentially deliver malicious URLs. Check firewall rules, ACLs, or access restrictions.
    Affected if The web interface is accessible to untrusted users or networks and the version is below the fixed releases

You are affected if you have SD-330AC firmware below version 1.50 or AMC Manager below version 5.1.0, and the web management interface is accessible to potential attackers.

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.

dbcve · scoped
Upgrade available Upgrade to 1.50 / 5.1.0 or later
Fixed in 1.505.1.0
Interim mitigation

Apply vendor patch when available; until then, instruct users to avoid clicking untrusted links and consider network isolating the device management interface.

Recommended fix High confidence

SD-330AC Firmware version 1.50 and AMC Manager version 5.1.0

  1. 1. Identify the current firmware version of the SD-330AC device by accessing the device's web management interface.
  2. 2. Identify the current version of AMC Manager installed on the system.
  3. 3. For SD-330AC: Download firmware version 1.50 or later from the official silex technology support website (www.silex.jp).
  4. 4. For AMC Manager: Download version 5.1.0 or later from the official silex technology support website (www.silex.jp).
  5. 5. Apply the firmware update to the SD-330AC device following the manufacturer's documented upgrade procedure.
  6. 6. Install AMC Manager version 5.1.0 or later on the affected system.
  7. 7. After updating, verify the new versions are correctly installed and the web management interface is accessible.
  8. 8. Test that the XSS vulnerability is remediated by attempting to inject malicious script via the identified attack vector (if known).
Caveat Review silex.jp release notes for any changes in functionality or configuration requirements between your current version and 1.50/5.1.0 before upgrading

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Sd 330ac Firmware Scoped from the published advisory
  • Consultation2.0 h
  • Implementation4.0 h
  • Testing2.0 h
  • Review / QA1.0 h
9.0 hours of engineering $1,600
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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-2026-32963 in production — separate from our analysis above.

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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