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CVE-2026-124004 Dixell/Copeland XWEB EVO Hardcoded Administrator Backdoor Password

9.3 criticalEPSS 0.8%

Critical (9.3) in copeland xweb evo. EPSS 0.8% estimated probability of exploitation activity in the next 30 days.

On this page
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.

Severity

CVSS 4.0

9.3 critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.8% estimated probability of exploitation activity in the next 30 days; 56th percentile. Scored 2026-11-13. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-798 Use of Hard-coded Credentials
OWASP Top 10
A07:2025 Authentication Failures
Published
Modified
Assigned by
VulnCheck (CNA)
NVD analysis
Deferred: the NVD does not plan to analyze it
Record from
the NVD, synced

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Affected

  • copeland:xweb evo

Versions

From the CNA's record in the CVE List.

ProductAffected
Copeland XWEB EVObefore 5.6.2

Attack patterns (CAPEC)

  • CAPEC-70 Try Common or Default Usernames and Passwords Likelihood: Medium · Severity: High
  • CAPEC-191 Read Sensitive Constants Within an Executable Severity: Low

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

History

  1. The NVD deferred its analysis

Changes since this site first stored the record. The same for every record: /api/public/changes.

References

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