CVE-2026-49501 Dell CVE debrief

Who should care

System administrators and security teams responsible for Dell PowerScale OneFS systems, especially those with high-privileged local access, should be aware of this vulnerability and take necessary actions to mitigate the risk. This includes inventorying and assessing affected systems, applying vendor-provided security updates or patches, and implementing compensating controls.

Technical summary

The vulnerability exists in Dell PowerScale OneFS versions 9.5.0.0 through 9.10.1.7 and 9.11.0.0 through 9.13.0.2. It is categorized as an Improper Privilege Management issue, allowing a high privileged attacker with local access to potentially exploit this vulnerability and elevate their privileges. The CVSS score is 6.7, indicating a MEDIUM severity. The vulnerability requires local access and high privileges for exploitation.

Defensive priority

Medium priority due to the requirement of local access and high privileges for exploitation. However, given the potential impact of Elevation of privileges, defenders should prioritize verifying and enforcing strict access controls for local high-privileged users and monitoring for suspicious activity related to affected systems. Implementing compensating controls such as monitoring and access restrictions can help mitigate the risk until patches can be applied. Additionally, reviewing and updating incident response plans to address potential exploitation of this vulnerability is recommended. The priority is medium, but caution is advised due to the potential for significant impact if exploited. Therefore, it is crucial to assess the current security posture and adjust it accordingly to address this vulnerability effectively. This may involve re-evaluating current security protocols and ensuring that they are robust enough to prevent or mitigate the effects of an exploit. Given these considerations, the defensive priority should be carefully evaluated in the context of the organization's overall security strategy and risk management practices. The defensive priority should be considered in light of the organization's specific security requirements and the potential consequences of a successful exploit. Therefore, a thorough risk assessment should be conducted to determine the most appropriate defensive priority and to ensure that all necessary measures are taken to protect against this vulnerability. The defensive priority is medium, but it is essential to consider the potential impact on the organization's security posture and to take proactive steps to mitigate the risk associated with this vulnerability. A medium defensive priority indicates that this vulnerability should be addressed in a timely manner, but it may not require immediate attention. However, it is crucial to carefully evaluate the organization's specific security needs and to prioritize this vulnerability accordingly. The medium defensive priority reflects the need for a balanced approach to addressing this vulnerability, taking into account both the potential impact and the likelihood of an .

Recommended defensive actions

• Inventory and assess Dell PowerScale OneFS systems for version 9.5.0.0 through 9.10.1.7 and 9.11.0.0 through 9.13.0.2.
• Apply vendor-provided security updates or patches for affected systems.
• Implement compensating controls such as monitoring and access restrictions.
• Verify and enforce strict access controls for local high-privileged users.
• Review relevant monitoring, detection, and logs for exposed assets that need extra review.
• 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.

Evidence notes

The CVE record was published on 2026-07-15T10:16:47.357Z and was last modified on 2026-07-16T05:16:21.470Z. The NVD entry is currently Analyzed. This Improper Privilege Management vulnerability affects Dell PowerScale OneFS versions 9.5.0.0 through 9.10.1.7 and 9.11.0.0 through 9.13.0.2. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges. The evidence is based on the CVE record and NVD entry, which may have limited information. Defenders should verify the affected scope and vendor guidance.

Official resources