PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-80356 Dell CVE debrief

Dell OpenManage Server Administrator versions prior to 11.1.0.3 contain an Exposure of Sensitive Information to an Unauthorized Actor vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information exposure. The vulnerability affects Dell OpenManage Server Administrator installations, particularly those with local access, and requires verification and remediation to prevent potential information exposure and data breaches.

Vendor
Dell
Product
OpenManage Server Administrator Managed Node (Patch) for Windows
CVSS
HIGH 7.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-17
Original CVE updated
2026-09-18
Advisory published
2026-09-17
Advisory updated
2026-09-18

Who should care

Defenders responsible for Dell OpenManage Server Administrator installations, particularly those with local access, should assess exposure and prioritize verification and remediation.

Why it matters

Defenders should prioritize verifying and remediating this vulnerability to prevent potential information exposure and data breaches. The vulnerability affects Dell OpenManage Server Administrator versions prior to 11.1.0.3 and requires local access to exploit.

  • Information exposure to unauthorized actors
  • Potential data breaches or unauthorized access

Technical summary

Dell OpenManage Server Administrator versions prior to 11.1.0.3 contain an Exposure of Sensitive Information to an Unauthorized Actor vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Information exposure. The vulnerability affects Dell OpenManage Server Administrator installations, and defenders should prioritize verifying and remediating this vulnerability to prevent potential information exposure and data breaches. Defenders should review compensating controls for exposed systems while remediation is scheduled and verified.

Defensive priority

Defenders should prioritize verifying and upgrading to version 11.1.0.3 or later, and monitoring for potential information exposure.

Recommended defensive actions

  • Verify and upgrade to version 11.1.0.3 or later
  • Monitor for potential information exposure
  • Review system configurations and access controls
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
  • Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
  • Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, but do not specify which versions are affected or provide remediation steps beyond upgrading to 11.1.0.3 or later. Defenders should verify affected product deployments in managed environments and review system configurations and access controls. The information available suggests that Dell OpenManage Server Administrator versions prior to 11.1.0.3 are affected, but additional verification is necessary to confirm the scope of the vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-80356 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-80356

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-80356 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-80356

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://www.dell.com/support/kbdoc/en-us/000506586/dsa-2026-403-security-update-for-dell-openmanage-server-administrator-omsa-network-access-vulnerabilitiesv

    [email protected]

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.