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8.8
XWEB Pro: Malicious Input Can Run Commands on the Server
CVE-2026-20742
Summary
XWEB Pro versions 1.12.1 and earlier have a weakness that allows an attacker, who already has a valid login, to execute system commands on the server. This could allow them to access or delete sensitive data. To fix this, update to the latest version of XWEB Pro.
What to do
No fix is available yet. Check with your software vendor for updates.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| copeland | xweb_300d_pro_firmware | <= 1.12.1 | – |
| copeland | xweb_500d_pro_firmware | <= 1.12.1 | – |
| copeland | xweb_500b_pro_firmware | <= 1.12.1 | – |
Original title
An OS command injection
vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an
authenticated attacker to achieve remote code execution on the system by
injecting malicious input...
Original description
An OS command injection
vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an
authenticated attacker to achieve remote code execution on the system by
injecting malicious input into requests sent to the templates route.
vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an
authenticated attacker to achieve remote code execution on the system by
injecting malicious input into requests sent to the templates route.
nvd CVSS3.1
8.8
Vulnerability type
CWE-78
OS Command Injection
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-05... Third Party Advisory
- 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
Published: 27 Feb 2026 · Updated: 12 Mar 2026 · First seen: 6 Mar 2026