P4Verified

CVE-2026-109439: XPress-DR 0 through 8.1.0.0; +1 more affected products

CVE-2026-109439. CVSS 3.1 base score 9.8 (GitHub Advisory Database).

Affected technology

XPress-DR · 0 through 8.1.0.0
LANTRONIX

XPress-DR-I · 0 through 8.1.0.0
LANTRONIX

Description’s affected range: through 8.1.0.0

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Remote attackers can read and persistently overwrite device configuration by sending crafted frames to the unauthenticated UDP configuration protocol on port 30718. Vendor/CNA’s CVSS 4.0 assessment (base score 9.3/10) rates confidentiality, integrity and availability impact as high.

Published 15-Oct-2026 01:10 UTC

CWE: CWE-306
CCR priority: 39.2 /100 (P4)
CVSS 3.1: 9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · GitHub Advisory Database
KEV: no

Provenance

GitHub Advisory Database · Source record · observed 2026-10-15 01:13:25.227066+00:00 UTC
NVD CVE API 2.0 · Source record · observed 2026-10-15 01:07:31.726917+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-109439.html