CVE-2026-68834

HIGHPre-NVD 8.08.0—
EchelonGraph scoreHIGH confidence

Score 8.0 from GitHub Security Advisory (severity: HIGH) published 2026-09-08. a secondary CVSS source baseline 8.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this week
8.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 8.0Exploit: None knownExposed: 0

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

Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.

CVSS v3
8.0
EG Score
8.0(high)
EG Risk
36(Track)
EG Risk 36/100SSVC: 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
Severity80% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
54%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 24, 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-2026-68834

Vendor Advisories for CVE-2026-68834(2)

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 52× in last 7d / 129× 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 129 total refreshes for this CVE.

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

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Frequently asked(5)

What is CVE-2026-68834?
CVE-2026-68834 is a high vulnerability published on September 8, 2026. Stack-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
When was CVE-2026-68834 disclosed?
CVE-2026-68834 was first published in the National Vulnerability Database on September 8, 2026, with the most recent update on September 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-68834 actively exploited?
CVE-2026-68834 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 46.4% of all scored CVEs.
What is the CVSS score of CVE-2026-68834?
CVE-2026-68834 has a CVSS v3 base score of 8.0 (NVD).
How do I remediate CVE-2026-68834?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-68834, 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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