Vulnerability in Copeland Xweb 300d Pro

CVE-2026-25085

A vulnerability exists in Copeland XWEB Pro version 1.12.1 and prior, in which an unexpected return value from the authentication routine is later on processed as a legitimate value, resulting in an authentication bypass.

EPSS: 0.001 (29.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-25085?
CVE-2026-25085 is a high-severity vulnerability in Copeland Xweb 300d Pro, classified under CWE-394. CVSS score: 8.6/10. Published 2026-02-27.
How severe is CVE-2026-25085?
High severity. CVSS v3 base score is 8.6 out of 10.