CVE-2025-24993

HIGHNVD 7.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2025-03-11), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 7.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 5 sources updated this weekExploited in the wild
7.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 2%CVSS: 7.8Exploit: NoneExposed: 0

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

Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.

CVSS v3
7.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: Attend

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
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS
79.7%
KEV
⚠ Exploited

Published

March 11, 2025

Last Modified

October 27, 2025

Advisory Details (2)

Auto-updated Jun 3, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa, microsoft.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-24993
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-2025-24993

Vendor Advisories for CVE-2025-24993(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 76× in last 7d / 360× 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 668 total refreshes for this CVE.

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

Frequently asked(6)

What is CVE-2025-24993?
CVE-2025-24993 is a high vulnerability published on March 11, 2025. Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
When was CVE-2025-24993 disclosed?
CVE-2025-24993 was first published in the National Vulnerability Database on March 11, 2025, with the most recent update on October 27, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-24993 actively exploited?
Yes. CISA added CVE-2025-24993 to the Known Exploited Vulnerabilities catalog on March 11, 2025, affecting Microsoft Windows. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2025-24993?
CVE-2025-24993 has a CVSS v3 base score of 7.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2025-24993?
CVE-2025-24993 affects Microsoft Windows. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2025-24993?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-24993, 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.

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