CVE-2026-81478 Dell CVE debrief

Who should care

Defenders responsible for Dell OpenManage Server Administrator deployments should assess exposure and prioritize patching or mitigation to prevent unauthorized access. This includes verifying exposure by checking if Dell OpenManage Server Administrator versions prior to 11.1.0.3 are in use and applying patches or mitigations to prevent unauthorized access. Defenders should also monitor for potential exploitation attempts and review compensating controlsfor

Why it matters

Defenders should prioritize verifying exposure and applying patches or mitigations to prevent unauthorized access due to the Use of Hard-coded Cryptographic Key vulnerability in Dell OpenManage Server Administrator versions prior to 11.1.0.3.

• Potential unauthorized access to sensitive data or systems
• Possible disruption of critical infrastructure or services
• Need for verification of exposure and application of patches or mitigations

Technical summary

Dell OpenManage Server Administrator versions prior to 11.1.0.3 contain a Use of Hard-coded Cryptographic Key vulnerability, which could allow an unauthenticated attacker with remote access to gain unauthorized access. This vulnerability has a high CVSS score of 8.1, indicating a significant risk to affected systems. Defenders should prioritize verifying exposure and applying patches or mitigations to prevent unauthorized access. The vulnerability affects Dell OpenManage Server Administrator deployments, and defenders should assess exposure and prioritize patching or mitigation.

Defensive priority

Defenders should prioritize verifying exposure and applying patches or mitigations to prevent unauthorized access.

Recommended defensive actions

• Verify exposure by checking if Dell OpenManage Server Administrator versions prior to 11.1.0.3 are in use
• Apply patches or mitigations to prevent unauthorized access
• Monitor for potential exploitation attempts
• 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 vulnerability, but additional information on affected versions and remediation steps is limited. Defenders should verify exposure by checking if Dell OpenManage Server Administrator versions prior to 11.1.0.3 are in use and apply patches or mitigations to prevent unauthorized access. The CVE record was published on 2026-09-17T12:18:27.830Z and has not been modified since then. No additional information is available on potential exploitation attempts or affected systems.

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.