Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-21389

Severity CVSS v4.0:
Pending analysis
Type:
CWE-78 OS Command Injections
Publication date:
27/02/2026
Last modified:
27/02/2026

Description

An OS command injection <br /> vulnerability exists in XWEB Pro version 1.12.1 and prior, enabling an <br /> authenticated attacker to achieve remote code execution on the system by<br /> injecting malicious input into the request body sent to the contacts <br /> import route.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.00 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): High
User Interaction (UI): None
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
8.00
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:copeland:xweb_300d_pro_firmware:*:*:*:*:*:*:*:* 1.12.1 (including)
cpe:2.3:h:copeland:xweb_300d_pro:-:*:*:*:*:*:*:*
cpe:2.3:o:copeland:xweb_500d_pro_firmware:*:*:*:*:*:*:*:* 1.12.1 (including)
cpe:2.3:h:copeland:xweb_500d_pro:-:*:*:*:*:*:*:*
cpe:2.3:o:copeland:xweb_500b_pro_firmware:*:*:*:*:*:*:*:* 1.12.1 (including)
cpe:2.3:h:copeland:xweb_500b_pro:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools