PatchSiren cyber security CVE debrief
CVE-2026-81439 Dell CVE debrief
A low-privileged attacker with remote access could potentially exploit the Incorrect Authorization vulnerability in Dell OpenManage Server Administrator, versions prior to 11.1.0.3, leading to protection mechanism bypass. This vulnerability could allow an attacker to bypass protection mechanisms, potentially leading to unauthorized access. Defenders should assess exposure and verify remote access controls, especially for low-privileged users. The CVE record and vendor advisory provide limited information about the vulnerability, with the affected versions and scope not clearly identified.
- Vendor
- Dell
- Product
- OpenManage Server Administrator Managed Node (Patch) for Windows
- CVSS
- LOW 3.7
- 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, especially those with remote access enabled, should assess exposure and verify remote access controls.
Why it matters
Defenders should prioritize verifying exposure and assessing remote access controls for Dell OpenManage Server Administrator installations, especially those with remote access enabled, due to the potential for protection mechanism bypass.
- Verification of remote access controls for low-privileged users is necessary
- Potential protection mechanism bypass could lead to unauthorized access
Technical summary
The CVE record describes an Incorrect Authorization vulnerability in Dell OpenManage Server Administrator, versions prior to 11.1.0.3. A low-privileged attacker with remote access could potentially exploit this vulnerability, leading to protection mechanism bypass.
Defensive priority
Defenders should prioritize verifying exposure and assessing remote access controls, especially for low-privileged users.
Recommended defensive actions
- Verify exposure by checking the version of Dell OpenManage Server Administrator and assessing remote access controls
- Assess and limit remote access for low-privileged users
- Monitor for potential protection mechanism bypass attempts
Evidence notes
The CVE record and NVD entry provide limited information about the vulnerability, with the vendor and affected versions not clearly identified. The Dell OpenManage Server Administrator versions prior to 11.1.0.3 are reportedly affected. However, the exact scope and severity are not well-defined in the available sources. Defenders should verify exposure by checking the version of Dell OpenManage Server Administrator and assessing remote access controls. Evidence is limited to CVE and N2
Sources and references
Verified primary and authoritative sources
-
CVE-2026-81439 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-81439
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2026-81439 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-81439
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
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.