CVE-2026-6423

HIGHPre-NVD 8.58.5—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.5 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.2%, top 94% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, 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.

A local privilege escalation vulnerability in ESET Inspect Connector.  The vulnerability was caused by improper authentication in an IPC channel.

CVSS v3
8.5
EG Score
8.5(medium)
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
6%
KEV
Not listed

Published

July 16, 2026

Last Modified

July 16, 2026

Advisory Details (1)

Auto-updated Jul 16, 2026
No patch confirmed yet.
generic

[CA8970] ESET Customer Advisory: Local privilege escalation via unauthenticated ALPC in ESET Inspect Connector for Windows fixed

https://support.eset.com/en/ca8970-eset-customer-advisory-local-privilege-escalation-via-unauthenticated-alpc-in-eset-inspect-connector-for-windows-fixed

Vendor Advisories for CVE-2026-6423(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 21× in last 7d / 106× 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.

Showing the most recent 100 of 143 total refreshes for this CVE.

  1. 2026-08-30 03:38 UTCEG score recompute
  2. 2026-08-30 03:38 UTCGHSA enrichment
  3. 2026-08-30 01:22 UTCEPSS rescore
  4. 2026-08-28 21:42 UTCEPSS rescore
  5. 2026-08-28 01:51 UTCEG score recompute
  6. 2026-08-28 01:51 UTCGHSA enrichment
  7. 2026-08-27 12:33 UTCGHSA enrichment
  8. 2026-08-26 22:56 UTCEG score recompute
  9. 2026-08-26 22:55 UTCGHSA enrichment
  10. 2026-08-26 14:47 UTCEPSS rescore
  11. 2026-08-26 02:11 UTCEG score recompute
  12. 2026-08-26 02:11 UTCGHSA enrichment
  13. 2026-08-25 13:49 UTCEPSS rescore
  14. 2026-08-25 12:59 UTCGHSA enrichment
  15. 2026-08-24 23:44 UTCEG score recompute
  16. 2026-08-24 23:44 UTCGHSA enrichment
  17. 2026-08-24 10:37 UTCEG score recompute
  18. 2026-08-24 10:37 UTCGHSA enrichment
  19. 2026-08-23 21:23 UTCGHSA enrichment
  20. 2026-08-23 08:16 UTCEG score recompute
  21. 2026-08-23 08:16 UTCGHSA enrichment
  22. 2026-08-23 00:19 UTCEPSS rescore
  23. 2026-08-22 19:09 UTCGHSA enrichment
  24. 2026-08-22 06:02 UTCEG score recompute
  25. 2026-08-22 06:02 UTCGHSA enrichment
Show 75 more
  1. 2026-08-21 23:49 UTCEPSS rescore
  2. 2026-08-21 16:55 UTCGHSA enrichment
  3. 2026-08-21 03:44 UTCEG score recompute
  4. 2026-08-21 03:44 UTCGHSA enrichment
  5. 2026-08-20 22:56 UTCEPSS rescore
  6. 2026-08-20 14:37 UTCGHSA enrichment
  7. 2026-08-19 23:59 UTCEG score recompute
  8. 2026-08-19 23:59 UTCGHSA enrichment
  9. 2026-08-19 17:04 UTCEPSS rescore
  10. 2026-08-19 09:13 UTCGHSA enrichment
  11. 2026-08-18 19:56 UTCEG score recompute
  12. 2026-08-18 19:56 UTCGHSA enrichment
  13. 2026-08-18 13:49 UTCEPSS rescore
  14. 2026-08-18 13:49 UTCEPSS rescore
  15. 2026-08-18 02:31 UTCEG score recompute
  16. 2026-08-18 02:31 UTCGHSA enrichment
  17. 2026-08-17 13:47 UTCEPSS rescore
  18. 2026-08-17 11:48 UTCGHSA enrichment
  19. 2026-08-16 22:42 UTCEG score recompute
  20. 2026-08-16 22:42 UTCGHSA enrichment
  21. 2026-08-16 14:56 UTCEPSS rescore
  22. 2026-08-16 14:56 UTCEPSS rescore
  23. 2026-08-16 09:35 UTCEG score recompute
  24. 2026-08-16 09:35 UTCGHSA enrichment
  25. 2026-08-16 02:15 UTCEPSS rescore
  26. 2026-08-15 20:29 UTCGHSA enrichment
  27. 2026-08-15 07:22 UTCEG score recompute
  28. 2026-08-15 07:22 UTCGHSA enrichment
  29. 2026-08-15 01:31 UTCEPSS rescore
  30. 2026-08-14 17:25 UTCGHSA enrichment
  31. 2026-08-14 04:12 UTCEG score recompute
  32. 2026-08-14 04:12 UTCGHSA enrichment
  33. 2026-08-13 22:00 UTCEPSS rescore
  34. 2026-08-13 15:05 UTCGHSA enrichment
  35. 2026-08-13 01:58 UTCEG score recompute
  36. 2026-08-13 01:58 UTCGHSA enrichment
  37. 2026-08-12 13:51 UTCEPSS rescore
  38. 2026-08-12 12:52 UTCGHSA enrichment
  39. 2026-08-11 23:45 UTCEG score recompute
  40. 2026-08-11 23:45 UTCGHSA enrichment
  41. 2026-08-11 10:39 UTCEG score recompute
  42. 2026-08-11 10:39 UTCGHSA enrichment
  43. 2026-08-11 00:00 UTCEPSS rescore
  44. 2026-08-10 21:33 UTCGHSA enrichment
  45. 2026-08-10 08:27 UTCGHSA enrichment
  46. 2026-08-09 19:20 UTCEG score recompute
  47. 2026-08-09 19:20 UTCGHSA enrichment
  48. 2026-08-09 13:47 UTCEPSS rescore
  49. 2026-08-09 06:14 UTCGHSA enrichment
  50. 2026-08-08 17:08 UTCEG score recompute
  51. 2026-08-08 17:08 UTCGHSA enrichment
  52. 2026-08-08 16:37 UTCEPSS rescore
  53. 2026-08-08 04:01 UTCGHSA enrichment
  54. 2026-08-07 14:54 UTCGHSA enrichment
  55. 2026-08-07 01:48 UTCEG score recompute
  56. 2026-08-07 01:48 UTCGHSA enrichment
  57. 2026-08-06 13:47 UTCEPSS rescore
  58. 2026-08-06 12:42 UTCGHSA enrichment
  59. 2026-08-05 23:35 UTCEG score recompute
  60. 2026-08-05 23:35 UTCGHSA enrichment
  61. 2026-08-05 19:17 UTCEPSS rescore
  62. 2026-08-05 19:17 UTCEPSS rescore
  63. 2026-08-05 10:28 UTCGHSA enrichment
  64. 2026-08-04 21:14 UTCEG score recompute
  65. 2026-08-04 21:14 UTCGHSA enrichment
  66. 2026-08-04 15:10 UTCEPSS rescore
  67. 2026-08-04 10:39 UTCEPSS rescore
  68. 2026-08-04 08:05 UTCGHSA enrichment
  69. 2026-08-03 18:58 UTCEG score recompute
  70. 2026-08-03 18:58 UTCGHSA enrichment
  71. 2026-08-03 10:36 UTCEPSS rescore
  72. 2026-08-03 05:52 UTCGHSA enrichment
  73. 2026-08-02 16:38 UTCGHSA enrichment
  74. 2026-08-02 03:31 UTCEG score recompute
  75. 2026-08-02 03:31 UTCGHSA enrichment

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Frequently asked(5)

What is CVE-2026-6423?
CVE-2026-6423 is a high vulnerability published on July 16, 2026. A local privilege escalation vulnerability in ESET Inspect Connector. The vulnerability was caused by improper authentication in an IPC channel.
When was CVE-2026-6423 disclosed?
CVE-2026-6423 was first published in the National Vulnerability Database on July 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-6423 actively exploited?
CVE-2026-6423 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 93.6% of all scored CVEs.
What is the CVSS score of CVE-2026-6423?
CVE-2026-6423 has a CVSS v3 base score of 8.5 (NVD).
How do I remediate CVE-2026-6423?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-6423, 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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