9.8

CVE-2026-25085

Copeland XWEB and XWEB Pro Unexpected Status Code or Return Value

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Copeland ≫ Xweb 500b Pro Firmware Version <= 1.12.1
   Copeland ≫ Xweb 500b Pro Version-
Copeland ≫ Xweb 300d Pro Firmware Version <= 1.12.1
   Copeland ≫ Xweb 300d Pro Version-
Copeland ≫ Xweb 500d Pro Firmware Version <= 1.12.1
   Copeland ≫ Xweb 500d Pro Version-
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.46% 0.365
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
ics-cert@hq.dhs.gov 8.6 3.9 4.7
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CWE-394 Unexpected Status Code or Return Value

The product does not properly check when a function or operation returns a value that is legitimate for the function, but is not expected by the product.

https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate
Product
https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10
Third Party Advisory
US Government Resource
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json
Third Party Advisory