CVE-2026-52102 OpenMediaVault CVE debrief

Who should care

Administrators of OpenMediaVault installations with the openmediavault-md plugin, vulnerability management teams, and security teams should be aware of this vulnerability and take necessary actions to mitigate it. They should review the official advisory, plan vendor-supported updates or mitigations, and monitor for suspicious activity. Affected operators and platforms require immediate attention to prevent exploitation. Vulnerability management and security teams must prioritize patching and compensating controls for exposed systems while remediation is scheduled and verified. Asset inventory and source tracking are crucial for identifying and addressing potential exposures. Rolling back change windows and implementing monitoring can help mitigate the risk of exploitation. Compensating controls should be reviewed and implemented where necessary to prevent exploitation. The severity of the vulnerability and potential impact on the organization necessitate prompt action from these stakeholders. They should also track exceptions, retest remediated assets, and close the item only after evidence is documented. This vulnerability's critical severity and potential for exploitation require immediate attention from these stakeholders to prevent potential security breaches. The CVE record and NVD details provide further information for review and mitigation planning. Security teams must ensure that affected systems are identified and patched or mitigated promptly to prevent exploitation. The vulnerability's CVSS score of 9.8 and classification as CRITICAL emphasize the need for swift action from administrators and security teams to protect OpenMediaVault installations with the openmediavault-md plugin. Monitoring and detection capabilities should be reviewed to ensure they can identify potential exploitation attempts. By taking these steps, administrators and security teams can help prevent exploitation and minimize the risk of security breaches. Compensating controls, such as restricting access to the plugin and implementing additional security measures, can help mitigate the risk of exploitation while patching is in progress. The openmediavault-md plugin's OS command,

Technical summary

The openmediavault-md plugin of OpenMediaVault v8.0.4-1 is vulnerable to OS command injection. Attackers can execute arbitrary commands as root by injecting shell metacharacters. The vulnerability has a CVSS score of 9.8 and is classified as CRITICAL. Affected product context indicates OpenMediaVault installations with the openmediavault-md plugin are impacted. Defensive impact includes prioritizing patching and restricting access to the plugin.

Defensive priority

Administrators should prioritize patching OpenMediaVault installations with the openmediavault-md plugin.

Recommended defensive actions

• Patch OpenMediaVault installations with the openmediavault-md plugin
• Restrict access to the plugin
• Monitor for suspicious activity
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Track exceptions, retest remediated assets, and close the item only after evidence is documented
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE-2026-52102 record indicates an OS command injection vulnerability in the openmediavault-md plugin of OpenMediaVault v8.0.4-1. The vulnerability allows attackers to execute arbitrary commands as root via injecting shell metacharacters. The CVSS score is 9.8, classified as CRITICAL. Evidence is limited to CVE and NVD details. Defenders should verify OpenMediaVault installations with the openmediavault-md plugin, review the official advisory, and plan vendor-supported updates or mitigations.

Official resources