CVE-2026-66269

HIGHPre-NVD 7.37.3—
EchelonGraph scoreHIGH confidence

Score 7.3 from GitHub Security Advisory (severity: HIGH) published 2026-09-17. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: 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 Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechanism bypass.

CVSS v3
7.3
EG Score
7.3(high)
EG Risk
48(Track)
EG Risk 48/100SSVC: 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
Severity73% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
31%
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-2026-66269(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 13× in last 7d / 13× 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. 2026-09-19 05:54 UTCEG score recompute
  2. 2026-09-19 05:54 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 18:08 UTCGHSA enrichment
  5. 2026-09-18 14:54 UTCGHSA enrichment
  6. 2026-09-18 03:08 UTCGHSA enrichment
  7. 2026-09-17 15:22 UTCEG score recompute
  8. 2026-09-17 15:22 UTCGHSA enrichment
  9. 2026-09-17 14:45 UTCEG score recompute
  10. 2026-09-17 14:45 UTCGHSA enrichment
  11. 2026-09-17 11:20 UTCEG score recompute
  12. 2026-09-17 10:45 UTCEG score recompute
  13. 2026-09-17 10:44 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-66269?
CVE-2026-66269 is a high vulnerability published on September 17, 2026. Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Protection mechanism…
When was CVE-2026-66269 disclosed?
CVE-2026-66269 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-2026-66269 actively exploited?
CVE-2026-66269 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 68.9% of all scored CVEs.
What is the CVSS score of CVE-2026-66269?
CVE-2026-66269 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-66269?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-66269, 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

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