CVE-2026-21718
An authentication bypass vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, enabling any attackers to bypass the authentication requirement and achieve pre-authenticated code execution on the system.
Scoring
- Severity
- CRITICAL
- CVSS base score
- 10
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- EPSS probability
- 0.43%
- CWE
- CWE-327
- Published
- 2026-02-27
- Last modified
- 2026-03-12
Affected products
- Copeland Copeland XWEB 300D PRO
- Copeland Copeland XWEB 500D PRO
- Copeland Copeland XWEB 500B PRO
Weakness type
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