CVE-2026-54407

HIGHPre-NVD 8.68.6—
EchelonGraph scoreHIGH confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-07-02. a secondary CVSS source baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication in certain UniFi Protect Application API endpoints.

CVSS v3
8.6
EG Score
8.6(high)
EG Risk
43(Track)
EG Risk 43/100SSVC: 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
Severity86% × 45%
Exploitation0% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

July 2, 2026

Last Modified

July 6, 2026

Advisory Details (1)

Auto-updated Jul 3, 2026
No patch confirmed yet.
generic
https://community.ui.com/releases/Security-Advisory-Bulletin-066-066/984eceb3-49c8-4227-942d-671c289b3afc

Vendor Advisories for CVE-2026-54407(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 22× in last 7d / 85× 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. 2026-07-31 10:26 UTCGHSA enrichment
  2. 2026-07-30 22:02 UTCEG score recompute
  3. 2026-07-30 22:02 UTCGHSA enrichment
  4. 2026-07-30 16:28 UTCEPSS rescore
  5. 2026-07-30 08:32 UTCEG score recompute
  6. 2026-07-30 08:32 UTCGHSA enrichment
  7. 2026-07-30 01:30 UTCEPSS rescore
  8. 2026-07-29 18:26 UTCGHSA enrichment
  9. 2026-07-29 06:01 UTCGHSA enrichment
  10. 2026-07-28 17:34 UTCEG score recompute
  11. 2026-07-28 17:34 UTCGHSA enrichment
  12. 2026-07-28 15:37 UTCEPSS rescore
  13. 2026-07-28 04:16 UTCGHSA enrichment
  14. 2026-07-27 15:52 UTCEG score recompute
  15. 2026-07-27 15:52 UTCGHSA enrichment
  16. 2026-07-27 01:26 UTCEG score recompute
  17. 2026-07-27 01:26 UTCGHSA enrichment
  18. 2026-07-26 14:54 UTCEPSS rescore
  19. 2026-07-26 13:05 UTCEG score recompute
  20. 2026-07-26 13:05 UTCGHSA enrichment
  21. 2026-07-25 14:18 UTCEPSS rescore
  22. 2026-07-24 14:18 UTCEPSS rescore
  23. 2026-07-23 14:18 UTCEPSS rescore
  24. 2026-07-23 03:19 UTCEG score recompute
  25. 2026-07-22 14:08 UTCEPSS rescore
Show 60 more
  1. 2026-07-20 17:08 UTCEPSS rescore
  2. 2026-07-19 14:31 UTCEPSS rescore
  3. 2026-07-19 14:31 UTCEPSS rescore
  4. 2026-07-19 02:29 UTCEPSS rescore
  5. 2026-07-18 10:04 UTCEPSS rescore
  6. 2026-07-17 02:50 UTCGHSA enrichment
  7. 2026-07-16 17:03 UTCEPSS rescore
  8. 2026-07-16 14:27 UTCGHSA enrichment
  9. 2026-07-16 02:05 UTCGHSA enrichment
  10. 2026-07-15 16:57 UTCEPSS rescore
  11. 2026-07-15 16:57 UTCEPSS rescore
  12. 2026-07-15 13:43 UTCGHSA enrichment
  13. 2026-07-15 02:00 UTCEPSS rescore
  14. 2026-07-15 02:00 UTCEPSS rescore
  15. 2026-07-15 01:21 UTCGHSA enrichment
  16. 2026-07-14 13:00 UTCGHSA enrichment
  17. 2026-07-14 00:38 UTCGHSA enrichment
  18. 2026-07-13 22:31 UTCEPSS rescore
  19. 2026-07-13 12:17 UTCGHSA enrichment
  20. 2026-07-13 06:13 UTCEPSS rescore
  21. 2026-07-13 06:13 UTCEPSS rescore
  22. 2026-07-12 23:54 UTCGHSA enrichment
  23. 2026-07-12 11:32 UTCGHSA enrichment
  24. 2026-07-12 05:46 UTCEPSS rescore
  25. 2026-07-11 23:10 UTCGHSA enrichment
  26. 2026-07-11 10:48 UTCGHSA enrichment
  27. 2026-07-11 08:27 UTCEPSS rescore
  28. 2026-07-11 08:27 UTCEPSS rescore
  29. 2026-07-10 22:27 UTCGHSA enrichment
  30. 2026-07-10 10:00 UTCGHSA enrichment
  31. 2026-07-09 21:38 UTCGHSA enrichment
  32. 2026-07-09 19:10 UTCEPSS rescore
  33. 2026-07-09 19:10 UTCEPSS rescore
  34. 2026-07-09 09:16 UTCGHSA enrichment
  35. 2026-07-08 20:54 UTCGHSA enrichment
  36. 2026-07-08 15:16 UTCEPSS rescore
  37. 2026-07-08 15:16 UTCEPSS rescore
  38. 2026-07-08 08:32 UTCGHSA enrichment
  39. 2026-07-07 20:11 UTCGHSA enrichment
  40. 2026-07-07 13:46 UTCEPSS rescore
  41. 2026-07-07 13:46 UTCEPSS rescore
  42. 2026-07-07 07:48 UTCGHSA enrichment
  43. 2026-07-06 19:26 UTCGHSA enrichment
  44. 2026-07-06 16:27 UTCEPSS rescore
  45. 2026-07-06 16:27 UTCEPSS rescore
  46. 2026-07-06 07:01 UTCGHSA enrichment
  47. 2026-07-06 02:23 UTCEPSS rescore
  48. 2026-07-06 02:23 UTCEPSS rescore
  49. 2026-07-05 18:39 UTCGHSA enrichment
  50. 2026-07-05 06:17 UTCGHSA enrichment
  51. 2026-07-05 02:31 UTCEPSS rescore
  52. 2026-07-05 02:30 UTCEPSS rescore
  53. 2026-07-04 17:55 UTCGHSA enrichment
  54. 2026-07-04 06:31 UTCEPSS rescore
  55. 2026-07-04 06:31 UTCEPSS rescore
  56. 2026-07-04 05:31 UTCGHSA enrichment
  57. 2026-07-03 17:07 UTCGHSA enrichment
  58. 2026-07-03 04:45 UTCGHSA enrichment
  59. 2026-07-02 16:23 UTCEG score recompute
  60. 2026-07-02 16:23 UTCGHSA enrichment

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-54407?
CVE-2026-54407 is a high vulnerability published on July 2, 2026. A malicious actor with access to the network could exploit an Improper Access Control vulnerability found in UniFi Protect Application to bypass authentication in certain UniFi Protect Application API endpoints.
When was CVE-2026-54407 disclosed?
CVE-2026-54407 was first published in the National Vulnerability Database on July 2, 2026, with the most recent update on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-54407 actively exploited?
CVE-2026-54407 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 76.6% of all scored CVEs.
What is the CVSS score of CVE-2026-54407?
CVE-2026-54407 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2026-54407?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-54407, 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-2026-54407

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