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Critical · 9.8 CVE-2026-124004 EUVD-2026-124639GHSA-9vpc-28gc-f73j

Dixell/Copeland XWEB EVO Hardcoded Administrator Backdoor Password

Published Nov 12, 2026 · Updated Nov 13, 2026 · Assigned by VulnCheck

Description

XWEB EVO before 5.6.2 contains a hardcoded backdoor password vulnerability that allows unauthenticated remote attackers to gain full administrative access to the built-in Administrator account. Attackers can authenticate using the hardcoded credential xwebevonewgeneration in a single request to obtain a complete admin session and full control over the application. This product line reached it's end of service date in March 2026.

Affected products

VendorProductAffectedFixed
Copeland XWEB EVO < 5.6.2 5.6.2

References