๐Ÿ” CVE Alert

CVE-2026-80149

HIGH 8.6

Lantronix Autonomous Out-of-Band Devices WebSSH SSRF via rooturl Parameter

CVSS Score
8.6
EPSS Score
0.0%
EPSS Percentile
0th

Lantronix SLC8000 before firmware v9.7.0.3, EMG8500/EMG7500 before firmware v9.7.0.1, and all firmware versions of SLB882 contain a server-side request forgery vulnerability in the WebSSH/WebTelnet listener that allows unauthenticated attackers to cause the affected device to establish SSH connections to attacker-controlled endpoints. The custom shellinaboxd uses the rooturl parameter from the web connection to determine its own IP address; by modifying this parameter an attacker redirects the SSH terminal connection to an arbitrary host or IP. Attackers can use this capability to enumerate or communicate with internal network endpoints that would otherwise be inaccessible.

CWE CWE-918
Vendor lantronix
Product slc8000
Published Sep 22, 2026
Last Updated Sep 22, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
None
Availability
None

Affected Versions

LANTRONIX / SLC8000
0 < 9.7.0.2
LANTRONIX / EMG8500
0 < 9.7.0.1
LANTRONIX / EMG7500
0 < 9.7.0.1
LANTRONIX / SLB882
*

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
revrb.net: https://revrb.net/2026/09/21/revrb-lantern.html ts.lantronix.com: https://ts.lantronix.com/ftp/slc8000/9.7.0.3R3/ ts.lantronix.com: https://ts.lantronix.com/ftp/emg/EMG_8500/9.7.0.1R2/ ts.lantronix.com: https://ts.lantronix.com/ftp/emg/EMG_7500/9.7.0.1R2/ vulncheck.com: https://www.vulncheck.com/advisories/lantronix-autonomous-out-of-band-devices-webssh-ssrf-via-rooturl-parameter

Credits

RE/VRb