What is the CVSS score of CVE-2026-25037?

CVE-2026-25037 has a CVSS 3.1 base score of 8.0 (High). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H. EPSS exploitation probability: 0.1%.

How to fix or mitigate CVE-2026-25037?

Within 24 hours: Inventory all XWEB Pro instances and identify systems running version 1.12.1 or prior; restrict access to XWEB Pro administration interfaces to trusted networks only. Within 7 days: Implement network segmentation to isolate affected systems; disable LCD state configuration features if operationally feasible; enhance monitoring for suspicious command execution. Within 30 days: Contact vendor for patch availability and deployment timeline; develop and test upgrade plan to supported versions; consider alternative solutions if vendor support timeline is unacceptable.

Xweb 300d Pro Firmware CVE-2026-25037

HIGH

OS Command Injection (CWE-78)

2026-02-27 ics-cert@hq.dhs.gov

RCE Command Injection Xweb 300d Pro Firmware Xweb 500b Pro Firmware Xweb 500d Pro Firmware Copeland

8.0

CVSS 3.1 · NVD

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

Access

Authenticate to XWEB Pro
Delivery

Create malicious LCD state configuration
Exploit

Trigger system setup process
Execution

OS command injection executes
Impact

Remote code execution achieved

Vulnerability Assessment

Weakness	CWE CWE-78 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization OS command sanitization, avoid shell exec MITRE ATT&CK 2 techniques across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Exploitation Conditions	Authenticated access to XWEB Pro version 1.12.1 or prior; ability to configure LCD state settings; system setup process must be initiated to process the malicious configuration.
Impact	CVSS 8.0 (HIGH). Attack vector: Network. Complexity: High. Privileges required: High. User interaction: None. Exploitation requires authentication. Exploitable via remote/network.
Exploit ScenarioDerived	A remote attacker (requires authentication) could exploit this vulnerability to compromise the affected system.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Remote code execution in XWEB Pro firmware versions 1.12.1 and prior allows authenticated attackers to execute arbitrary OS commands by injecting malicious payloads through crafted LCD state configurations that are processed during system initialization. This vulnerability affects Xweb 300d Pro, 500b Pro, and 500d Pro devices and requires high-level privileges to exploit, though the impact extends across connected systems. No patch is currently available for this high-severity vulnerability (CVSS 8.0).

Earlier versions of this analysis (1)

v1 Mar 12, 2026 - 21:55 CVSS 8.0

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 configuring a maliciously crafted LCD state which is later processed during system setup, enabling remote code execution. [CVSS 8.0 HIGH]

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-78 (OS Command Injection). Affects Xweb 300D Pro Firmware. An OS command injection

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.0 HIGH

AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

DescriptionCVE.org

An OS command injection

Executive ViewAI

Why It Matters

A high-severity remote code execution vulnerability affects XWEB Pro versions 1.12.1 and earlier, allowing authenticated users to execute arbitrary commands on affected systems. Organizations running this software face significant risk of data breach, system compromise, and operational disruption until mitigation measures are implemented.

Business Impact: High

Compensating Controls

Implement network access controls restricting XWEB Pro administrative access to authorized personnel and trusted IP ranges; deploy Web Application Firewall (WAF) rules to detect malicious LCD state payloads; disable LCD state configuration feature if business operations permit; enable enhanced logging and monitoring for command execution on affected hosts; require multi-factor authentication for XWEB Pro administrative access; isolate affected systems on separate network segments with restricted outbound connectivity.

Threat Intelligence Overview

EPSS Score

0.1%

Top 66% exploitable

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.1%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +40

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

OS Command Injection CRITICAL

OS command injection occurs when an application passes unsanitized user input directly into system shell commands.

Remote Code Execution CRITICAL

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:o:copeland:xweb_300d_pro_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:copeland:xweb_500d_pro_firmware:*:*:*:*:*:*:*:*

cpe:2.3:o:copeland:xweb_500b_pro_firmware:*:*:*:*:*:*:*:*

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References

Advisories & patches

REF https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-057-10.json REF https://webapps.copeland.com/Dixell/Pages/SystemSoftwareUpdate REF https://www.cisa.gov/news-events/ics-advisories/icsa-26-057-10

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