CVE-2026-69859

HIGHPre-NVD 7.07.0—
EchelonGraph scoreHIGH confidence

Score 7.0 from GitHub Security Advisory (severity: HIGH) published 2026-09-08. the CNA's CVSS baseline 7.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
7.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.0Exploit: None knownExposed: 0

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

Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally.

CVSS v3
7.0
EG Score
7.0(high)
EG Risk
32(Track)
EG Risk 32/100SSVC: 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
Severity70% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
9%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 18, 2026

Advisory Details (1)

Auto-updated Sep 8, 2026
Patch available. Sources: microsoft.
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69859

Vendor Advisories for CVE-2026-69859(2)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 49× in last 7d / 83× 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. 2026-09-19 09:59 UTCVendor advisory
  2. 2026-09-19 09:59 UTCGHSA enrichment
  3. 2026-09-18 21:09 UTCEG score recompute
  4. 2026-09-18 21:09 UTCVendor advisory
  5. 2026-09-18 21:09 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-18 13:53 UTCVendor advisory
  8. 2026-09-18 13:53 UTCGHSA enrichment
  9. 2026-09-18 12:01 UTCVendor advisory
  10. 2026-09-18 12:01 UTCGHSA enrichment
  11. 2026-09-17 23:11 UTCVendor advisory
  12. 2026-09-17 23:11 UTCGHSA enrichment
  13. 2026-09-17 19:58 UTCEG score recompute
  14. 2026-09-17 19:58 UTCVendor advisory
  15. 2026-09-17 19:58 UTCGHSA enrichment
  16. 2026-09-17 11:07 UTCVendor advisory
  17. 2026-09-17 11:07 UTCGHSA enrichment
  18. 2026-09-16 22:16 UTCEG score recompute
  19. 2026-09-16 22:16 UTCVendor advisory
  20. 2026-09-16 22:16 UTCGHSA enrichment
  21. 2026-09-16 17:52 UTCEG score recompute
  22. 2026-09-16 17:52 UTCVendor advisory
  23. 2026-09-16 17:52 UTCGHSA enrichment
  24. 2026-09-16 14:08 UTCEPSS rescore
  25. 2026-09-16 12:02 UTCEG score recompute
Show 58 more
  1. 2026-09-16 12:02 UTCVendor advisory
  2. 2026-09-16 12:02 UTCGHSA enrichment
  3. 2026-09-16 05:15 UTCEPSS rescore
  4. 2026-09-15 23:12 UTCVendor advisory
  5. 2026-09-15 23:11 UTCGHSA enrichment
  6. 2026-09-15 18:08 UTCVendor advisory
  7. 2026-09-15 18:08 UTCGHSA enrichment
  8. 2026-09-15 12:11 UTCEG score recompute
  9. 2026-09-15 12:11 UTCVendor advisory
  10. 2026-09-15 12:11 UTCGHSA enrichment
  11. 2026-09-14 23:21 UTCVendor advisory
  12. 2026-09-14 23:21 UTCGHSA enrichment
  13. 2026-09-14 17:25 UTCVendor advisory
  14. 2026-09-14 17:25 UTCGHSA enrichment
  15. 2026-09-14 15:16 UTCVendor advisory
  16. 2026-09-14 15:16 UTCGHSA enrichment
  17. 2026-09-14 02:26 UTCEG score recompute
  18. 2026-09-14 02:26 UTCVendor advisory
  19. 2026-09-14 02:26 UTCGHSA enrichment
  20. 2026-09-13 13:36 UTCVendor advisory
  21. 2026-09-13 13:36 UTCGHSA enrichment
  22. 2026-09-13 00:46 UTCEG score recompute
  23. 2026-09-13 00:46 UTCVendor advisory
  24. 2026-09-13 00:46 UTCGHSA enrichment
  25. 2026-09-12 11:56 UTCVendor advisory
  26. 2026-09-12 11:56 UTCGHSA enrichment
  27. 2026-09-11 23:06 UTCVendor advisory
  28. 2026-09-11 23:06 UTCGHSA enrichment
  29. 2026-09-11 19:47 UTCVendor advisory
  30. 2026-09-11 19:47 UTCGHSA enrichment
  31. 2026-09-11 17:08 UTCEG score recompute
  32. 2026-09-11 17:08 UTCVendor advisory
  33. 2026-09-11 17:08 UTCGHSA enrichment
  34. 2026-09-11 14:53 UTCEPSS rescore
  35. 2026-09-11 14:24 UTCEG score recompute
  36. 2026-09-11 14:24 UTCGHSA enrichment
  37. 2026-09-11 13:51 UTCEG score recompute
  38. 2026-09-11 13:51 UTCGHSA enrichment
  39. 2026-09-11 12:05 UTCEG score recompute
  40. 2026-09-11 12:05 UTCGHSA enrichment
  41. 2026-09-11 09:37 UTCEPSS rescore
  42. 2026-09-10 23:15 UTCGHSA enrichment
  43. 2026-09-10 10:25 UTCEG score recompute
  44. 2026-09-10 10:25 UTCGHSA enrichment
  45. 2026-09-09 21:35 UTCVendor advisory
  46. 2026-09-09 21:35 UTCGHSA enrichment
  47. 2026-09-09 20:18 UTCVendor advisory
  48. 2026-09-09 20:18 UTCGHSA enrichment
  49. 2026-09-09 13:05 UTCVendor advisory
  50. 2026-09-09 13:05 UTCGHSA enrichment
  51. 2026-09-09 00:13 UTCEG score recompute
  52. 2026-09-09 00:13 UTCVendor advisory
  53. 2026-09-09 00:13 UTCGHSA enrichment
  54. 2026-09-08 19:29 UTCEG score recompute
  55. 2026-09-08 19:28 UTCGHSA enrichment
  56. 2026-09-08 18:01 UTCEG score recompute
  57. 2026-09-08 18:01 UTCVendor advisory
  58. 2026-09-08 17:25 UTCMITRE cvelistV5first tracked

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2026-69859?
CVE-2026-69859 is a high vulnerability published on September 8, 2026. Time-of-check time-of-use (toctou) race condition in Windows USB Audio Class driver (usbaudio.sys) allows an authorized attacker to elevate privileges locally.
When was CVE-2026-69859 disclosed?
CVE-2026-69859 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-69859 actively exploited?
CVE-2026-69859 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 91.2% of all scored CVEs.
What is the CVSS score of CVE-2026-69859?
CVE-2026-69859 has a CVSS v4.0 base score of 7.0 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-69859?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-69859, 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-2026-69859

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