CVE-2026-91911 Dell CVE debrief

Who should care

Defenders responsible for Dell OpenManage Enterprise systems should assess exposure and prioritize remediation. This includes operators, administrators, and security teams responsible for managing and securing Dell OpenManage Enterprise systems. They should review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance.

Why it matters

Defenders should assess exposure and prioritize remediation for Dell OpenManage Enterprise versions prior to 4.8.0 due to a Path Traversal vulnerability.

• Filesystem access for attacker
• Potential for lateral movement
• Need for version verification and remediation

Technical summary

Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability. A high privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to Filesystem access for attacker. The vulnerability is caused by improper validation of user input, allowing an attacker to access sensitive files and data. Defenders should assess exposure and prioritize remediation for Dell OpenManage Enterprise versions prior to 4.8.0.

Defensive priority

Assess exposure and prioritize remediation for Dell OpenManage Enterprise versions prior to 4.8.0.

Recommended defensive actions

• Assess exposure of Dell OpenManage Enterprise versions prior to 4.8.0
• Prioritize remediation for affected systems
• Verify version 4.8.0 or later is deployed
• Review compensating controls for exposed systems while remediation is scheduled and verified
• Check 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 and NVD entry provide details on the Path Traversal vulnerability in Dell OpenManage Enterprise. The vulnerability is caused by improper limitation of a pathname to a restricted directory, allowing an attacker to access sensitive files and data. The CVE record and NVD entry provide evidence of the vulnerability and its potential impact.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.