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.

Project Subscriptions

Vendors Products
Copeland Subscribe
Copeland Xweb 300d Pro Subscribe
Copeland Xweb 500b Pro Subscribe
Copeland Xweb 500d Pro Subscribe
Xweb 300d Pro Subscribe
Xweb 300d Pro Firmware Subscribe
Xweb 500b Pro Subscribe
Xweb 500b Pro Firmware Subscribe
Xweb 500d Pro Subscribe
Xweb 500d Pro Firmware Subscribe
Advisories

No advisories yet.

Fixes

Solution

Copeland has provided a fix for the vulnerabilities and recommends users update the XWEB Pro to the latest version by going to their software update page https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate in the sections dedicated to the different XWEBPRO models page.


Workaround

No workaround given by the vendor.

History

Mon, 02 Mar 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 27 Feb 2026 23:15:00 +0000

Type Values Removed Values Added
First Time appeared Copeland xweb 300d Pro
Copeland xweb 300d Pro Firmware
Copeland xweb 500b Pro
Copeland xweb 500b Pro Firmware
Copeland xweb 500d Pro
Copeland xweb 500d Pro Firmware
Weaknesses NVD-CWE-noinfo
CPEs cpe:2.3:h:copeland:xweb_300d_pro:-:*:*:*:*:*:*:*
cpe:2.3:h:copeland:xweb_500b_pro:-:*:*:*:*:*:*:*
cpe:2.3:h:copeland:xweb_500d_pro:-:*:*:*:*:*:*:*
cpe:2.3:o:copeland:xweb_300d_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:copeland:xweb_500b_pro_firmware:*:*:*:*:*:*:*:*
cpe:2.3:o:copeland:xweb_500d_pro_firmware:*:*:*:*:*:*:*:*
Vendors & Products Copeland xweb 300d Pro
Copeland xweb 300d Pro Firmware
Copeland xweb 500b Pro
Copeland xweb 500b Pro Firmware
Copeland xweb 500d Pro
Copeland xweb 500d Pro Firmware

Fri, 27 Feb 2026 09:15:00 +0000

Type Values Removed Values Added
First Time appeared Copeland
Copeland copeland Xweb 300d Pro
Copeland copeland Xweb 500b Pro
Copeland copeland Xweb 500d Pro
Vendors & Products Copeland
Copeland copeland Xweb 300d Pro
Copeland copeland Xweb 500b Pro
Copeland copeland Xweb 500d Pro

Fri, 27 Feb 2026 01:00:00 +0000

Type Values Removed Values Added
Description 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.
Title Copeland XWEB and XWEB Pro Use of a Broken or Risky Cryptographic Algorithm
Weaknesses CWE-327
References
Metrics cvssV3_1

{'score': 10, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2026-03-02T18:58:23.373Z

Reserved: 2026-02-05T19:05:16.863Z

Link: CVE-2026-21718

cve-icon Vulnrichment

Updated: 2026-03-02T18:58:18.697Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-27T01:16:18.073

Modified: 2026-02-27T23:11:48.947

Link: CVE-2026-21718

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-27T09:03:11Z

Weaknesses