10

CVE-2026-21718

Copeland XWEB and XWEB Pro Use of a Broken or Risky Cryptographic Algorithm

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
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-
Copeland ≫ Xweb 500b Pro Firmware Version <= 1.12.1
   Copeland ≫ Xweb 500b Pro Version-
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.43% 0.341
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 10 3.9 6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE-327 Use of a Broken or Risky Cryptographic Algorithm

The product uses a broken or risky cryptographic algorithm or protocol.

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