CVE-2026-40431
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 exists in SenseLive X3050’s web management interface due to its reliance on unencrypted HTTP for all administrative communication. Because management traffic, including authentication attempts and configuration data, is transmitted in cleartext, an attacker with access to the same network segment could intercept or observe sensitive operational information.
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 confidenceThe SenseLive X3050 web management interface transmits all administrative traffic, including authentication credentials and configuration data, over unencrypted HTTP. An attacker with network proximity can intercept this cleartext traffic to capture sensitive operational information or hijack 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= 1.523CVSS 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
- None
- Scope
- Unchanged
- Confidentiality
- Low
- Integrity
- None
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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 the SenseLive device modelAccess the device web management interface or check the device label/dashboard to confirm the exact model number (X3050 or X3500)Affected if The device is a SenseLive X3050 or X3500 model
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Check the installed firmware versionNavigate to the web management interface firmware or system information page, or use the command line interface to retrieve the firmware versionAffected if The firmware version is 1.523
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Verify if HTTP is enabled for the web interfaceAttempt to access the device web management interface using http:// (port 80) rather than https://Affected if The web interface is accessible over HTTP (port 80) without redirection to HTTPS
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Confirm HTTPS is not enforced or availableCheck the web interface security settings or try accessing with https:// to see if HTTPS is configured and enforcedAffected if HTTPS is not enabled or not enforced for administrative access
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Check if sensitive operations transmit in cleartextUse a network capture tool on the same network segment while logging into the web interface or making configuration changesAffected if Authentication credentials or configuration data are transmitted in cleartext over HTTP
You are affected if you have a SenseLive X3500 device running firmware version 1.523 and the web management interface is accessible over unencrypted HTTP.
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 dataEnable TLS/HTTPS encryption on the SenseLive X3050 web management interface and redirect all HTTP traffic to HTTPS to protect administrative communications from eavesdropping.
- Consultation3.0 h
- Implementation6.0 h
- Testing3.0 h
- Review / QA2.0 h
An estimate, not a bill — we confirm scope with you before any work starts. Need it this week? Rush from $3,984.
Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-40431 — 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-2026-40431 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
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