CVE-2026-10181
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 vulnerability was found in TRENDnet TEW-432BRP 3.10B20. The affected element is the function formSysCmd of the file /goform/formSysCmd. Performing a manipulation of the argument submit-url results in stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made public and could be used. The vendor explains: "This product has been EOL for 15 years (since 2009). As the item has been EOL for such a long time, we are not able to replicate or fix any vulnerabilities." This vulnerability only affects products that are no longer supported by the maintainer.
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 · high confidenceStack-based buffer overflow in TRENDnet TEW-432BRP firmware's /goform/formSysCmd handler allows remote attackers to execute arbitrary code via manipulated submit-url argument. The overflow occurs in the formSysCmd function, which processes user-supplied input without proper bounds checking.
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 checksWork through these to decide whether this CVE applies to you.
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Identify device modelAccess the router web interface or check the device label/metadata to confirm the model is TRENDnet TEW-432BRPAffected if The device is a TRENDnet TEW-432BRP router
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Verify web interface accessibilityAttempt to access the router's web interface on the default HTTP port (typically 80) at the LAN IP address, or check if port 80/443 is listening on the deviceAffected if The router web interface is reachable and responds to HTTP requests
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Confirm formSysCmd endpoint existsSend a GET or POST request to http://<router-ip>/goform/formSysCmd and observe if the endpoint responds (even with an error)Affected if The /goform/formSysCmd endpoint is present and responds to requests
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Check external network exposureReview firewall rules or NAT configuration to determine if the router's web interface (port 80/443) is exposed to the internet or untrusted networksAffected if The router web interface is accessible from external/untrusted networks
If the device is a TRENDnet TEW-432BRP with its web interface accessible, especially from external networks, it is likely vulnerable to CVE-2026-10181.
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 dataThis EOL device cannot receive vendor patches; replace with a supported router or implement strict network segmentation/firewalling to block external access to the vulnerable management interface.
- Consultation4.0 h
- Implementation8.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-10181 — 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-2026-10181 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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