CVE-2025-11546 Details
Description
CLUSTERPRO X for Linux 4.0, 4.1, 4.2, 5.0, 5.1 and 5.2 and EXPRESSCLUSTER X for Linux 4.0, 4.1, 4.2, 5.0, 5.1 and 5.2, CLUSTERPRO X SingleServerSafe for Linux 4.0, 4.1, 4.2, 5.0, 5.1 and 5.2, EXPRESSCLUSTER X SingleServerSafe for Linux 4.0, 4.1, 4.2, 5.0, 5.1 and 5.2 allows an attacker sends specially crafted network packets to the product, arbitrary OS commands may be executed without authentication.
A command injection vulnerability has been identified in multiple versions of CLUSTERPRO X and EXPRESSCLUSTER X for Linux. This vulnerability allows an attacker to execute arbitrary operating system commands without authentication by sending specially crafted network packets to the application.
Users are advised to update to EXPRESSCLUSTER X 4.3 for Linux (internal version 4.3.4-1) or EXPRESSCLUSTER X 5.3 for Linux (internal version 5.3.0-1) or later. For CLUSTERPRO X, the same update guidance applies. Additionally, a workaround is to enable the firewall and block unnecessary communication, allowing connection requests only from hosts belonging to the cluster for specific ports.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Nov 7, 2025CISA-ADP
Assessed Nov 7, 2025References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://jpn.nec.com/security-info/secinfo/nv25-006_en.html | [email protected] | AdvisoryRemedyVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-78 | Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| NEC CLUSTERPRO X | All versions |
CPE
Remediation
| |
| NEC EXPRESSCLUSTER X | 4.0 4.1 4.2 4.3 5.0 5.1 5.2 |
CPE
Remediation
| |
| NEC CLUSTERPRO X SingleServerSafe | All versions |
CPE
Remediation
| |
| NEC EXPRESSCLUSTER X SingleServerSafe | 4.0 4.1 4.2 4.3 5.0 5.1 5.2 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Nov 7, 2025 | CVE Modified | [email protected] |
| Nov 7, 2025 | New CVE Received | [email protected] |