CVE-2026-68838

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-2026-68838

Vendor Advisories for CVE-2026-68838(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 53× in last 7d / 134× 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 134 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-68838?
CVE-2026-68838 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-2026-68838 disclosed?
CVE-2026-68838 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-2026-68838 actively exploited?
CVE-2026-68838 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-2026-68838?
CVE-2026-68838 has a CVSS v3 base score of 8.0 (NVD).
How do I remediate CVE-2026-68838?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-68838, 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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