CVE-2026-24517
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 · uneditedAn OS command injection vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an authenticated attacker to achieve remote code execution on the system by injecting malicious input into requests sent to the firmware update route.
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 confidenceAn OS command injection vulnerability in XWEB Pro version 1.12.1 and prior allows authenticated attackers to inject malicious commands through the firmware update functionality, achieving remote code execution on the underlying system.
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<= 1.12.1<= 1.12.1<= 1.12.1CVSS 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
- High
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:H/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 checksWork through these to decide whether this CVE applies to you.
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Identify the exact firmware versionAccess the device web interface and navigate to System Information or About page, or query the device API endpoint for version information (commonly /api/status or /about). Compare the displayed version number against the affected range <= 1.12.1.Affected if The installed firmware version is 1.12.1 or lower for Xweb 500b Pro, Xweb 300d Pro, or Xweb 500d Pro.
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Verify if firmware update functionality is enabledAccess the device web interface and locate the Firmware Update or Upgrade section under Administration or Maintenance settings. Check whether the feature is accessible and not explicitly disabled.Affected if The firmware update functionality is present and accessible on the device.
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Confirm authentication is required for firmware updatesAttempt to access the firmware update endpoint without credentials (commonly /firmware/upload or /update). Observe whether the device prompts for login or returns an authentication error.Affected if The firmware update endpoint accepts requests without requiring valid authentication credentials.
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Review access logs for suspicious firmware update activityExamine device logs or central logging systems for POST requests to firmware update endpoints from unexpected IP addresses or at unusual times. Look for parameters that suggest command injection attempts.Affected if Logs show firmware update requests containing unusual characters (such as semicolons, pipes, or backticks) in upload parameters, or requests from unauthorized users.
A defender is affected if the Copeland Xweb device runs firmware version 1.12.1 or lower AND the firmware update feature is accessible with authenticated or unauthenticated access, particularly if exposed to untrusted networks.
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 dataImplement strict input validation and sanitize all user-supplied data in the firmware update endpoint; replace dynamic command execution with safe APIs or parameterized methods to prevent command injection.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA3.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-24517 — 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-2026-24517 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
- No weaponised exploit code, or anything meant to cause harm
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