CVE-2025-40949

Q: How severe is CVE-2025-40949?

CVE-2025-40949 has a CVSS score of 9.1/10, rated as Critical. This is the highest severity level - immediate patching is strongly recommended.

Q: What does the CVSS score mean for CVE-2025-40949?

CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2025-40949 scores 9.1/10 (Critical). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.

Q: Which devices are affected by CVE-2025-40949?

The list of devices confirmed to be affected by CVE-2025-40949 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.

Q: How do I fix or mitigate CVE-2025-40949?

Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.

Critical

9.1

0.05.010.0

Year

2026

Published

May 12, 2026

Known Affected Devices

CVSS Score

9.1

What is CVE-2025-40949?

A vulnerability has been identified in RUGGEDCOM ROX MX5000 (All versions < V2.17.1), RUGGEDCOM ROX MX5000RE (All versions < V2.17.1), RUGGEDCOM ROX RX1400 (All versions < V2.17.1), RUGGEDCOM ROX RX1500 (All versions < V2.17.1), RUGGEDCOM ROX RX1501 (All versions < V2.17.1), RUGGEDCOM ROX RX1510 (All versions < V2.17.1), RUGGEDCOM ROX RX1511 (All versions < V2.17.1), RUGGEDCOM ROX RX1512 (All versions < V2.17.1), RUGGEDCOM ROX RX1524 (All versions < V2.17.1), RUGGEDCOM ROX RX1536 (All versions < V2.17.1), RUGGEDCOM ROX RX5000 (All versions < V2.17.1). Affected devices do not properly sanitize user-supplied input in the Scheduler functionality of the Web UI, allowing commands to be injected into the task scheduling backend. This could allow an authenticated remote attacker to execute arbitrary commands with root privileges on the underlying operating system.

CVSS Vector Breakdown

CVSS 3.1

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Attack Vector

Network

Exploitable remotely over the network without requiring access to the local system.

Attack Complexity

Low

No special conditions required. Exploit can be performed reliably and repeatedly.

Privileges Required

High

Administrative or root-level privileges required to exploit.

User Interaction

None

No user interaction required. Exploit runs without any victim action.

Scope

Changed

Exploiting the vulnerability can affect other components beyond the vulnerable one.

Confidentiality Impact

High

Complete loss of confidentiality. All data on the component may be exposed.

Integrity Impact

High

Complete loss of integrity. Attacker can modify any file or data on the component.

Availability Impact

High

Complete denial of service. The component becomes fully unavailable.

FAQ

How severe is CVE-2025-40949?

CVE-2025-40949 has a CVSS score of 9.1/10, rated as Critical. This is the highest severity level - immediate patching is strongly recommended.

What does the CVSS score mean for CVE-2025-40949?

CVSS (Common Vulnerability Scoring System) rates vulnerability severity from 0.0 to 10.0. CVE-2025-40949 scores 9.1/10 (Critical). Scores 9.0–10.0 are Critical, 7.0–8.9 are High, 4.0–6.9 are Medium, and below 4.0 are Low.

Which devices are affected by CVE-2025-40949?

The list of devices confirmed to be affected by CVE-2025-40949 is shown in the "Affected Devices" section above. Check your firmware version against the vendor security advisory and apply the latest patch.

How do I fix or mitigate CVE-2025-40949?

Apply the latest firmware or software update from the vendor. Check the References section above for official advisories and patch notes. If no patch is available, consider disabling the affected feature or isolating the device from untrusted networks.