CVE-2026-21389
OS Command Injection in XWEB Pro Contacts Import Allows RCE
Publication date: 2026-02-27
Last updated on: 2026-02-27
Assigner: ICS-CERT
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| copeland | xweb_300d_pro_firmware | to 1.12.1 (inc) |
| copeland | xweb_500d_pro_firmware | to 1.12.1 (inc) |
| copeland | xweb_500b_pro_firmware | to 1.12.1 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-78 | The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is an OS command injection flaw found in XWEB Pro version 1.12.1 and earlier. It allows an authenticated attacker to execute arbitrary code remotely on the affected system by injecting malicious input into the request body sent to the contacts import route.
How can this vulnerability impact me? :
The vulnerability can lead to remote code execution with high impact on confidentiality, integrity, and availability of the system. An attacker with authenticated access can run arbitrary commands, potentially taking full control of the affected system.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know