CVE-2026-73707

HIGHPre-NVD 8.58.5—
EchelonGraph scoreHIGH confidence

Score 8.5 from GitHub Security Advisory (severity: HIGH) published 2026-09-01. a secondary CVSS source baseline 8.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.5Exploit: None knownExposed: 0

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

Privilege escalation vulnerabilities exist in the API of HPE Networking Fabric Composer. Successful exploitation could allow an authenticated low privilege operator user to complete state-changing actions that should not be allowed by their current level of authorization on the platform, including changes to the configuration of systems managed by the affected product.

CVSS v3
8.5
EG Score
8.5(high)
EG Risk
38(Track)
EG Risk 38/100SSVC: 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
Severity85% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

September 1, 2026

Last Modified

September 2, 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-2026-73707(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 / 89× 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 22:01 UTCEG score recompute
  2. 2026-09-24 22:01 UTCGHSA enrichment
  3. 2026-09-24 08:26 UTCGHSA enrichment
  4. 2026-09-23 19:49 UTCEG score recompute
  5. 2026-09-23 19:49 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-23 06:42 UTCGHSA enrichment
  8. 2026-09-22 18:05 UTCEG score recompute
  9. 2026-09-22 18:05 UTCGHSA enrichment
  10. 2026-09-22 04:54 UTCEG score recompute
  11. 2026-09-22 04:54 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 16:17 UTCGHSA enrichment
  14. 2026-09-21 03:40 UTCEG score recompute
  15. 2026-09-21 03:40 UTCGHSA enrichment
  16. 2026-09-20 20:16 UTCEPSS rescore
  17. 2026-09-20 15:03 UTCGHSA enrichment
  18. 2026-09-20 02:26 UTCEG score recompute
  19. 2026-09-20 02:26 UTCGHSA enrichment
  20. 2026-09-19 13:50 UTCGHSA enrichment
  21. 2026-09-19 01:11 UTCEG score recompute
  22. 2026-09-19 01:11 UTCGHSA enrichment
  23. 2026-09-18 19:28 UTCEPSS rescore
  24. 2026-09-18 12:34 UTCGHSA enrichment
  25. 2026-09-17 23:57 UTCEG score recompute
Show 64 more
  1. 2026-09-17 23:57 UTCGHSA enrichment
  2. 2026-09-17 11:10 UTCGHSA enrichment
  3. 2026-09-16 22:34 UTCEG score recompute
  4. 2026-09-16 22:34 UTCGHSA enrichment
  5. 2026-09-16 14:08 UTCEPSS rescore
  6. 2026-09-16 09:32 UTCEG score recompute
  7. 2026-09-16 09:32 UTCGHSA enrichment
  8. 2026-09-16 05:15 UTCEPSS rescore
  9. 2026-09-15 20:54 UTCGHSA enrichment
  10. 2026-09-15 07:47 UTCEG score recompute
  11. 2026-09-15 07:47 UTCGHSA enrichment
  12. 2026-09-15 03:12 UTCEPSS rescore
  13. 2026-09-14 19:10 UTCGHSA enrichment
  14. 2026-09-14 06:33 UTCGHSA enrichment
  15. 2026-09-13 17:57 UTCEG score recompute
  16. 2026-09-13 17:57 UTCGHSA enrichment
  17. 2026-09-13 05:20 UTCGHSA enrichment
  18. 2026-09-12 16:44 UTCEG score recompute
  19. 2026-09-12 16:44 UTCGHSA enrichment
  20. 2026-09-12 15:02 UTCEPSS rescore
  21. 2026-09-12 04:07 UTCGHSA enrichment
  22. 2026-09-11 15:31 UTCEG score recompute
  23. 2026-09-11 15:31 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 02:53 UTCGHSA enrichment
  26. 2026-09-10 14:16 UTCEG score recompute
  27. 2026-09-10 14:16 UTCGHSA enrichment
  28. 2026-09-10 09:35 UTCEPSS rescore
  29. 2026-09-10 01:39 UTCGHSA enrichment
  30. 2026-09-09 13:01 UTCGHSA enrichment
  31. 2026-09-09 00:23 UTCEG score recompute
  32. 2026-09-09 00:23 UTCGHSA enrichment
  33. 2026-09-08 22:01 UTCEPSS rescore
  34. 2026-09-08 11:44 UTCGHSA enrichment
  35. 2026-09-07 23:08 UTCEG score recompute
  36. 2026-09-07 23:08 UTCGHSA enrichment
  37. 2026-09-07 10:30 UTCGHSA enrichment
  38. 2026-09-06 21:54 UTCEG score recompute
  39. 2026-09-06 21:54 UTCGHSA enrichment
  40. 2026-09-06 13:48 UTCEPSS rescore
  41. 2026-09-06 09:16 UTCGHSA enrichment
  42. 2026-09-05 20:39 UTCEG score recompute
  43. 2026-09-05 20:39 UTCGHSA enrichment
  44. 2026-09-05 08:03 UTCGHSA enrichment
  45. 2026-09-04 19:26 UTCEG score recompute
  46. 2026-09-04 19:26 UTCGHSA enrichment
  47. 2026-09-04 06:43 UTCEG score recompute
  48. 2026-09-04 06:43 UTCGHSA enrichment
  49. 2026-09-04 05:07 UTCEPSS rescore
  50. 2026-09-03 17:53 UTCGHSA enrichment
  51. 2026-09-03 05:16 UTCGHSA enrichment
  52. 2026-09-02 16:39 UTCEG score recompute
  53. 2026-09-02 16:38 UTCGHSA enrichment
  54. 2026-09-02 15:29 UTCEG score recompute
  55. 2026-09-02 15:28 UTCGHSA enrichment
  56. 2026-09-02 14:12 UTCEPSS rescore
  57. 2026-09-02 13:43 UTCGHSA enrichment
  58. 2026-09-02 09:56 UTCEG score recompute
  59. 2026-09-02 09:56 UTCGHSA enrichment
  60. 2026-09-01 21:20 UTCEG score recompute
  61. 2026-09-01 20:35 UTCEG score recompute
  62. 2026-09-01 20:19 UTCEG score recompute
  63. 2026-09-01 19:50 UTCEG score recompute
  64. 2026-09-01 19:48 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-73707?
CVE-2026-73707 is a high vulnerability published on September 1, 2026. Privilege escalation vulnerabilities exist in the API of HPE Networking Fabric Composer. Successful exploitation could allow an authenticated low privilege operator user to complete state-changing actions that should not be allowed by their current level of authorization on the platform, including…
When was CVE-2026-73707 disclosed?
CVE-2026-73707 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-73707 actively exploited?
CVE-2026-73707 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 75.5% of all scored CVEs.
What is the CVSS score of CVE-2026-73707?
CVE-2026-73707 has a CVSS v3 base score of 8.5 (NVD).
How do I remediate CVE-2026-73707?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-73707, 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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