CVE-2026-50341

MEDIUMPre-NVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2026-07-14. the CNA's CVSS baseline 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:microsoft, epss, ghsa
Trending — 4 sources updated this week
5.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.5Exploit: None knownExposed: 0

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

Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.

CVSS v3
5.5
EG Score
5.5(medium)
EG Risk
25(Track)
EG Risk 25/100SSVC: 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
Severity55% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
34%
KEV
Not listed

Published

July 14, 2026

Last Modified

September 17, 2026

Advisory Details (1)

Auto-updated Jul 15, 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-2026-50341

Vendor Advisories for CVE-2026-50341(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 13× 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.

Showing the most recent 100 of 222 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-50341?
CVE-2026-50341 is a medium vulnerability published on July 14, 2026. Buffer over-read in Windows NTFS allows an authorized attacker to disclose information locally.
When was CVE-2026-50341 disclosed?
CVE-2026-50341 was first published in the National Vulnerability Database on July 14, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-50341 actively exploited?
CVE-2026-50341 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 65.5% of all scored CVEs.
What is the CVSS score of CVE-2026-50341?
CVE-2026-50341 has a CVSS v4.0 base score of 5.5 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-50341?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-50341, 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-2026-50341

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