CVE-2026-73772

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.

Buffer overflow vulnerabilities exist in an underlying service of AOS-CX that could lead to an unauthenticated denial-of-service condition by sending specially crafted packets to the affected device. Successful exploitation of these vulnerabilities results in a disruption of normal operation of the underlying operating 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
19%
KEV
Not listed

Published

September 1, 2026

Last Modified

September 4, 2026

Advisory Details (1)

Auto-updated Sep 1, 2026
No patch confirmed yet.
generic
https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbnw05134en_us&docLocale=en_US

Vendor Advisories for CVE-2026-73772(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 16× in last 7d / 62× 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 10:00 UTCEG score recompute
  2. 2026-09-24 10:00 UTCGHSA enrichment
  3. 2026-09-23 17:54 UTCEPSS rescore
  4. 2026-09-23 09:19 UTCEG score recompute
  5. 2026-09-23 09:19 UTCGHSA enrichment
  6. 2026-09-22 08:38 UTCEG score recompute
  7. 2026-09-22 08:38 UTCGHSA enrichment
  8. 2026-09-21 21:09 UTCEPSS rescore
  9. 2026-09-21 07:56 UTCEG score recompute
  10. 2026-09-21 07:56 UTCGHSA enrichment
  11. 2026-09-20 20:16 UTCEPSS rescore
  12. 2026-09-20 07:15 UTCEG score recompute
  13. 2026-09-20 07:15 UTCGHSA enrichment
  14. 2026-09-19 06:34 UTCEG score recompute
  15. 2026-09-19 06:34 UTCGHSA enrichment
  16. 2026-09-18 19:28 UTCEPSS rescore
  17. 2026-09-18 05:52 UTCEG score recompute
  18. 2026-09-18 05:52 UTCGHSA enrichment
  19. 2026-09-17 05:11 UTCEG score recompute
  20. 2026-09-17 05:11 UTCGHSA enrichment
  21. 2026-09-16 14:08 UTCEPSS rescore
  22. 2026-09-16 05:15 UTCEPSS rescore
  23. 2026-09-16 04:30 UTCGHSA enrichment
  24. 2026-09-15 03:26 UTCEG score recompute
  25. 2026-09-15 03:25 UTCGHSA enrichment
Show 37 more
  1. 2026-09-15 03:12 UTCEPSS rescore
  2. 2026-09-14 02:45 UTCEG score recompute
  3. 2026-09-14 02:44 UTCGHSA enrichment
  4. 2026-09-13 02:03 UTCEG score recompute
  5. 2026-09-13 02:03 UTCGHSA enrichment
  6. 2026-09-12 15:02 UTCEPSS rescore
  7. 2026-09-12 01:22 UTCEG score recompute
  8. 2026-09-12 01:22 UTCGHSA enrichment
  9. 2026-09-11 14:53 UTCEPSS rescore
  10. 2026-09-11 00:41 UTCEG score recompute
  11. 2026-09-11 00:41 UTCGHSA enrichment
  12. 2026-09-10 09:35 UTCEPSS rescore
  13. 2026-09-10 00:00 UTCGHSA enrichment
  14. 2026-09-08 23:19 UTCEG score recompute
  15. 2026-09-08 23:19 UTCGHSA enrichment
  16. 2026-09-08 22:01 UTCEPSS rescore
  17. 2026-09-07 17:05 UTCEG score recompute
  18. 2026-09-07 17:05 UTCGHSA enrichment
  19. 2026-09-06 16:24 UTCEG score recompute
  20. 2026-09-06 16:24 UTCGHSA enrichment
  21. 2026-09-06 13:48 UTCEPSS rescore
  22. 2026-09-05 15:43 UTCEG score recompute
  23. 2026-09-05 15:43 UTCGHSA enrichment
  24. 2026-09-04 15:01 UTCEG score recompute
  25. 2026-09-04 15:01 UTCGHSA enrichment
  26. 2026-09-04 05:07 UTCEPSS rescore
  27. 2026-09-03 20:23 UTCGHSA enrichment
  28. 2026-09-02 19:39 UTCEG score recompute
  29. 2026-09-02 19:39 UTCGHSA enrichment
  30. 2026-09-02 14:12 UTCEPSS rescore
  31. 2026-09-02 13:34 UTCEG score recompute
  32. 2026-09-02 13:34 UTCGHSA enrichment
  33. 2026-09-02 12:56 UTCEG score recompute
  34. 2026-09-02 12:56 UTCGHSA enrichment
  35. 2026-09-01 21:26 UTCEG score recompute
  36. 2026-09-01 20:33 UTCEG score recompute
  37. 2026-09-01 20:32 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-73772?
CVE-2026-73772 is a medium vulnerability published on September 1, 2026. Buffer overflow vulnerabilities exist in an underlying service of AOS-CX that could lead to an unauthenticated denial-of-service condition by sending specially crafted packets to the affected device. Successful exploitation of these vulnerabilities results in a disruption of normal operation of the…
When was CVE-2026-73772 disclosed?
CVE-2026-73772 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 4, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-73772 actively exploited?
CVE-2026-73772 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 81.0% of all scored CVEs.
What is the CVSS score of CVE-2026-73772?
CVE-2026-73772 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-73772?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-73772, 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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