CVE-2026-73730

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-09-01. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

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

A privilege escalation vulnerability exists in the API of HPE Networking Fabric Composer. Successful exploitation could allow an authenticated low privilege operator user to change the state of certain settings of a vulnerable system.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
29(Track)
EG Risk 29/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
20%
KEV
Not listed

Published

September 1, 2026

Last Modified

September 3, 2026

Advisory Details (1)

Auto-updated Sep 1, 2026
No patch confirmed yet.
generic
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05133en_us&docLocale=en_US

Vendor Advisories for CVE-2026-73730(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 18× in last 7d / 68× 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. 2026-09-24 18:32 UTCEG score recompute
  2. 2026-09-24 18:32 UTCGHSA enrichment
  3. 2026-09-23 20:07 UTCEG score recompute
  4. 2026-09-23 20:07 UTCGHSA enrichment
  5. 2026-09-23 17:54 UTCEPSS rescore
  6. 2026-09-22 22:06 UTCEG score recompute
  7. 2026-09-22 22:06 UTCGHSA enrichment
  8. 2026-09-22 00:06 UTCEG score recompute
  9. 2026-09-22 00:06 UTCGHSA enrichment
  10. 2026-09-21 21:09 UTCEPSS rescore
  11. 2026-09-21 02:05 UTCEG score recompute
  12. 2026-09-21 02:05 UTCGHSA enrichment
  13. 2026-09-20 20:16 UTCEPSS rescore
  14. 2026-09-20 04:03 UTCEG score recompute
  15. 2026-09-20 04:03 UTCGHSA enrichment
  16. 2026-09-19 06:02 UTCEG score recompute
  17. 2026-09-19 06:02 UTCGHSA enrichment
  18. 2026-09-18 19:28 UTCEPSS rescore
  19. 2026-09-18 08:01 UTCEG score recompute
  20. 2026-09-18 08:01 UTCGHSA enrichment
  21. 2026-09-17 10:00 UTCEG score recompute
  22. 2026-09-17 10:00 UTCGHSA enrichment
  23. 2026-09-16 14:08 UTCEPSS rescore
  24. 2026-09-16 11:59 UTCEG score recompute
  25. 2026-09-16 11:59 UTCGHSA enrichment
Show 43 more
  1. 2026-09-16 05:15 UTCEPSS rescore
  2. 2026-09-15 13:58 UTCEG score recompute
  3. 2026-09-15 13:58 UTCGHSA enrichment
  4. 2026-09-15 03:12 UTCEPSS rescore
  5. 2026-09-14 15:57 UTCGHSA enrichment
  6. 2026-09-13 17:56 UTCEG score recompute
  7. 2026-09-13 17:56 UTCGHSA enrichment
  8. 2026-09-12 19:55 UTCEG score recompute
  9. 2026-09-12 19:55 UTCGHSA enrichment
  10. 2026-09-12 15:02 UTCEPSS rescore
  11. 2026-09-11 21:54 UTCEG score recompute
  12. 2026-09-11 21:54 UTCGHSA enrichment
  13. 2026-09-11 14:53 UTCEPSS rescore
  14. 2026-09-10 23:53 UTCEG score recompute
  15. 2026-09-10 23:53 UTCGHSA enrichment
  16. 2026-09-10 09:35 UTCEPSS rescore
  17. 2026-09-10 01:39 UTCGHSA enrichment
  18. 2026-09-09 03:37 UTCEG score recompute
  19. 2026-09-09 03:37 UTCGHSA enrichment
  20. 2026-09-08 22:01 UTCEPSS rescore
  21. 2026-09-08 05:37 UTCEG score recompute
  22. 2026-09-08 05:37 UTCGHSA enrichment
  23. 2026-09-07 07:34 UTCEG score recompute
  24. 2026-09-07 07:34 UTCGHSA enrichment
  25. 2026-09-06 13:48 UTCEPSS rescore
  26. 2026-09-06 09:23 UTCEG score recompute
  27. 2026-09-06 09:23 UTCGHSA enrichment
  28. 2026-09-05 11:23 UTCEG score recompute
  29. 2026-09-05 11:22 UTCGHSA enrichment
  30. 2026-09-04 13:20 UTCEG score recompute
  31. 2026-09-04 13:20 UTCGHSA enrichment
  32. 2026-09-04 05:07 UTCEPSS rescore
  33. 2026-09-03 15:18 UTCGHSA enrichment
  34. 2026-09-02 19:33 UTCEG score recompute
  35. 2026-09-02 19:32 UTCGHSA enrichment
  36. 2026-09-02 19:07 UTCEG score recompute
  37. 2026-09-02 19:06 UTCGHSA enrichment
  38. 2026-09-02 14:12 UTCEPSS rescore
  39. 2026-09-01 21:19 UTCEG score recompute
  40. 2026-09-01 20:34 UTCEG score recompute
  41. 2026-09-01 20:19 UTCEG score recompute
  42. 2026-09-01 19:49 UTCEG score recompute
  43. 2026-09-01 19:48 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-73730?
CVE-2026-73730 is a medium vulnerability published on September 1, 2026. A privilege escalation vulnerability exists in the API of HPE Networking Fabric Composer. Successful exploitation could allow an authenticated low privilege operator user to change the state of certain settings of a vulnerable system.
When was CVE-2026-73730 disclosed?
CVE-2026-73730 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-73730 actively exploited?
CVE-2026-73730 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 79.9% of all scored CVEs.
What is the CVSS score of CVE-2026-73730?
CVE-2026-73730 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-73730?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-73730, 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-2026-73730

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