CVE-2026-124004
Dixell/Copeland XWEB EVO Hardcoded Administrator Backdoor Password
CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-798 |
| Vendor | copeland |
| Product | xweb evo |
| Published | Nov 12, 2026 |
| Last Updated | Nov 12, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
Copeland / XWEB EVO
0 < 5.6.2
References
webapps.copeland.com: https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate webapps.copeland.com: https://webapps.copeland.com/dixell/Content/Pages/AdvertisingMaterials/ProductNews/XWEB%20EVO%20EoS%20-%20Product_Bulletin_March_2026.pdf vulncheck.com: https://www.vulncheck.com/advisories/dixell-copeland-xweb-evo-hardcoded-administrator-backdoor-password
Credits
Valentin Lobstein (Chocapikk)