CVE-2026-81477

HIGHPre-NVD 7.27.2—
EchelonGraph scoreHIGH confidence

Score 7.2 from GitHub Security Advisory (severity: HIGH) published 2026-09-17. a secondary CVSS source baseline 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.2Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Code execution.

CVSS v3
7.2
EG Score
7.2(high)
EG Risk
33(Track)
EG Risk 33/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity72% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
48%
KEV
Not listed

Published

September 17, 2026

Last Modified

September 18, 2026

Advisory Details (1)

Auto-updated Sep 17, 2026
No patch confirmed yet.
generic

DSA-2026-403: Security Update for Dell OpenManage Server Administrator (OMSA) Network Access Vulnerabilities | Dell US

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

Vendor Advisories for CVE-2026-81477(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 24× in last 7d / 24× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-09-21 05:44 UTCEG score recompute
  2. 2026-09-21 05:44 UTCGHSA enrichment
  3. 2026-09-20 20:16 UTCEPSS rescore
  4. 2026-09-20 17:53 UTCGHSA enrichment
  5. 2026-09-20 06:02 UTCGHSA enrichment
  6. 2026-09-19 18:13 UTCEG score recompute
  7. 2026-09-19 18:13 UTCGHSA enrichment
  8. 2026-09-19 06:22 UTCEG score recompute
  9. 2026-09-19 06:21 UTCGHSA enrichment
  10. 2026-09-18 19:28 UTCEPSS rescore
  11. 2026-09-18 18:31 UTCGHSA enrichment
  12. 2026-09-18 16:24 UTCGHSA enrichment
  13. 2026-09-18 04:34 UTCEG score recompute
  14. 2026-09-18 04:34 UTCGHSA enrichment
  15. 2026-09-18 04:04 UTCEG score recompute
  16. 2026-09-18 04:04 UTCGHSA enrichment
  17. 2026-09-18 02:14 UTCGHSA enrichment
  18. 2026-09-17 14:24 UTCEG score recompute
  19. 2026-09-17 14:24 UTCGHSA enrichment
  20. 2026-09-17 13:52 UTCEG score recompute
  21. 2026-09-17 13:52 UTCGHSA enrichment
  22. 2026-09-17 12:20 UTCEG score recompute
  23. 2026-09-17 11:29 UTCEG score recompute
  24. 2026-09-17 11:29 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-81477?
CVE-2026-81477 is a high vulnerability published on September 17, 2026. Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Code execution.
When was CVE-2026-81477 disclosed?
CVE-2026-81477 was first published in the National Vulnerability Database on September 17, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-81477 actively exploited?
CVE-2026-81477 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 51.6% of all scored CVEs.
What is the CVSS score of CVE-2026-81477?
CVE-2026-81477 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2026-81477?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-81477, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-81477

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