SenseLive X3050 Flaws Allow Unauthenticated Admin Access and Persistent Device Lockout
Multiple high-severity vulnerabilities in the SenseLive X3050 industrial gateway expose its web and embedded management interfaces to unauthenticated or improperly authorized remote access. The issues tracked as CVE-2026-40620, CVE-2026-40630, CVE-2026-40623, and CVE-2026-27843 include missing authentication for critical functions, authentication bypass via an alternate path or channel, and missing authorization. Collectively, the flaws allow attackers with network reachability to access sensitive configuration endpoints, gain administrative control of the configuration application, and change operational modes, service ports, watchdog timers, reconnect intervals, IP settings, and other critical parameters.
The reported impact spans confidentiality, integrity, and availability, with CVSS scoring indicating network-exploitable, low-complexity attacks and high-severity outcomes. Successful exploitation can destabilize the gateway, cause persistent denial of service, and in the case of CVE-2026-27843, lock the device into a state that also disrupts connected RS-485 downstream systems. Recovery may be especially difficult because the X3050 reportedly lacks a physical reset button, requiring specialized console access for a factory reset after destructive configuration changes.

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How this story unfolded
5 events from the most recent confirmed update back to the earliest known activity.
CVE-2026-40630 assigned for SenseLive X3050 auth bypass
CVE-2026-40630 was assigned to an authentication bypass vulnerability in the SenseLive X3050 web management interface that allows network-accessible attackers to reach sensitive configuration endpoints without authorization.
CVE-2026-27843 assigned for lockout-causing config flaw
CVE-2026-27843 was assigned to a missing-authentication flaw in the SenseLive X3050 web management interface that lets an unauthenticated attacker set disruptive values, potentially causing persistent lockout and denial of service requiring console-based factory reset.
CVE-2026-40623 assigned for unsafe configuration changes
CVE-2026-40623 was assigned to a missing-authorization issue in the SenseLive X3050 web management interface that permits modification of critical system and network settings, potentially destabilizing the device or making it unavailable.
CVE-2026-40620 assigned for unauthenticated admin access
CVE-2026-40620 was assigned to a missing-authentication flaw in the SenseLive X3050 embedded management service that allows a remote unauthenticated attacker to gain full administrative control over the configuration application.
ICS-CERT receives four SenseLive X3050 vulnerability reports
On April 24, 2026, ICS-CERT/CISA received multiple vulnerability reports affecting the SenseLive X3050, including authentication bypass, missing authentication, and missing authorization flaws in its web and embedded management interfaces.
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Sources
4 references tracked. Mallory keeps watching after this page renders.
CVE-2026-40630 - SenseLive X3050 Authentication bypass using an alternate path or channel
cvefeed.io
Open sourceCVE-2026-40620 - SenseLive X3050 Missing authentication for critical function
cvefeed.io
Open sourceCVE-2026-40623 - SenseLive X3050 Missing Authorization
cvefeed.io
Open sourceCVE-2026-27843 - SenseLive X3050 Missing authentication for critical function
cvefeed.io
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