CVE-2019-25654

HIGHNVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-03-30. NVD baseline CVSS 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.5EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 7.5Exploit: Elevated riskExposed: 0

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

Core FTP/SFTP Server 1.2 contains a buffer overflow vulnerability that allows attackers to crash the service by supplying an excessively long string in the User domain field. Attackers can paste a malicious payload containing 7000 bytes of data into the domain configuration to trigger an application crash and deny service.

CVSS v3
7.5
EG Score
7.5(medium)
EG Risk
65(Attend)
EG Risk 65/100SSVC: 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
Severity75% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

March 30, 2026

Last Modified

June 17, 2026

Advisory Details (2)

Auto-updated Jun 10, 2026
No patch confirmed yet.
generic

Core FTP/SFTP Server 1.2 Denial of Service via Buffer Overflow | Advisories | VulnCheck

https://www.vulncheck.com/advisories/core-ftp-sftp-server-denial-of-service-via-buffer-overflow
generic

Free FTP client, secure file transfer software

http://www.coreftp.com/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 26× 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 212 total refreshes for this CVE.

  1. 2026-09-15 03:05 UTCEPSS rescore
  2. 2026-09-13 16:42 UTCEPSS rescore
  3. 2026-09-12 14:56 UTCEPSS rescore
  4. 2026-09-11 14:48 UTCEPSS rescore
  5. 2026-09-11 09:32 UTCEPSS rescore
  6. 2026-09-07 15:57 UTCEPSS rescore
  7. 2026-09-06 13:44 UTCEPSS rescore
  8. 2026-09-05 15:24 UTCEPSS rescore
  9. 2026-09-04 13:56 UTCEPSS rescore
  10. 2026-09-02 14:07 UTCEPSS rescore
  11. 2026-09-01 03:32 UTCEPSS rescore
  12. 2026-08-30 19:13 UTCEPSS rescore
  13. 2026-08-30 01:18 UTCEPSS rescore
  14. 2026-08-28 21:36 UTCEPSS rescore
  15. 2026-08-27 14:21 UTCEPSS rescore
  16. 2026-08-26 14:42 UTCEPSS rescore
  17. 2026-08-25 13:45 UTCEPSS rescore
  18. 2026-08-24 14:11 UTCEPSS rescore
  19. 2026-08-21 23:45 UTCEPSS rescore
  20. 2026-08-20 22:51 UTCEPSS rescore
  21. 2026-08-19 17:00 UTCEPSS rescore
  22. 2026-08-18 13:44 UTCEPSS rescore
  23. 2026-08-17 13:43 UTCEPSS rescore
  24. 2026-08-16 14:52 UTCEPSS rescore
  25. 2026-08-16 09:48 UTCEG score recompute
Show 75 more
  1. 2026-08-16 09:48 UTCGHSA enrichment
  2. 2026-08-16 02:10 UTCEPSS rescore
  3. 2026-08-15 01:26 UTCEPSS rescore
  4. 2026-08-14 19:08 UTCGHSA enrichment
  5. 2026-08-14 06:10 UTCEG score recompute
  6. 2026-08-14 06:10 UTCGHSA enrichment
  7. 2026-08-12 20:30 UTCEG score recompute
  8. 2026-08-12 20:30 UTCGHSA enrichment
  9. 2026-08-12 13:47 UTCEPSS rescore
  10. 2026-08-11 20:40 UTCEG score recompute
  11. 2026-08-11 20:40 UTCGHSA enrichment
  12. 2026-08-11 03:41 UTCEG score recompute
  13. 2026-08-11 03:41 UTCGHSA enrichment
  14. 2026-08-10 06:20 UTCGHSA enrichment
  15. 2026-08-09 18:03 UTCEG score recompute
  16. 2026-08-09 18:03 UTCGHSA enrichment
  17. 2026-08-09 13:43 UTCEPSS rescore
  18. 2026-08-09 05:44 UTCEG score recompute
  19. 2026-08-09 05:44 UTCGHSA enrichment
  20. 2026-08-08 16:33 UTCEPSS rescore
  21. 2026-08-08 04:13 UTCEG score recompute
  22. 2026-08-08 04:13 UTCGHSA enrichment
  23. 2026-08-07 16:23 UTCEPSS rescore
  24. 2026-08-07 15:56 UTCGHSA enrichment
  25. 2026-08-06 18:27 UTCEG score recompute
  26. 2026-08-06 18:27 UTCGHSA enrichment
  27. 2026-08-06 13:43 UTCEPSS rescore
  28. 2026-08-06 00:41 UTCEG score recompute
  29. 2026-08-06 00:40 UTCGHSA enrichment
  30. 2026-08-05 19:13 UTCEPSS rescore
  31. 2026-08-04 15:05 UTCEPSS rescore
  32. 2026-08-03 23:00 UTCEG score recompute
  33. 2026-08-03 23:00 UTCGHSA enrichment
  34. 2026-08-02 15:04 UTCEG score recompute
  35. 2026-08-02 15:04 UTCGHSA enrichment
  36. 2026-08-02 02:23 UTCEPSS rescore
  37. 2026-08-01 04:12 UTCEPSS rescore
  38. 2026-07-30 16:24 UTCEPSS rescore
  39. 2026-07-30 01:27 UTCEPSS rescore
  40. 2026-07-28 15:32 UTCEPSS rescore
  41. 2026-07-26 14:51 UTCEPSS rescore
  42. 2026-07-25 14:14 UTCEPSS rescore
  43. 2026-07-24 14:14 UTCEPSS rescore
  44. 2026-07-24 14:14 UTCEPSS rescore
  45. 2026-07-23 14:15 UTCEPSS rescore
  46. 2026-07-23 01:44 UTCEG score recompute
  47. 2026-07-22 22:25 UTCEG score recompute
  48. 2026-07-22 14:05 UTCEPSS rescore
  49. 2026-07-21 15:22 UTCEPSS rescore
  50. 2026-07-21 15:22 UTCEPSS rescore
  51. 2026-07-20 17:04 UTCEPSS rescore
  52. 2026-07-20 17:04 UTCEPSS rescore
  53. 2026-07-19 14:28 UTCEPSS rescore
  54. 2026-07-19 14:28 UTCEPSS rescore
  55. 2026-07-19 02:26 UTCEPSS rescore
  56. 2026-07-19 02:26 UTCEPSS rescore
  57. 2026-07-18 10:01 UTCEPSS rescore
  58. 2026-07-16 16:59 UTCEPSS rescore
  59. 2026-07-16 16:59 UTCEPSS rescore
  60. 2026-07-15 16:55 UTCEPSS rescore
  61. 2026-07-15 16:55 UTCEPSS rescore
  62. 2026-07-13 22:27 UTCEPSS rescore
  63. 2026-07-13 06:10 UTCEPSS rescore
  64. 2026-07-13 06:10 UTCEPSS rescore
  65. 2026-07-12 05:43 UTCEPSS rescore
  66. 2026-07-12 05:43 UTCEPSS rescore
  67. 2026-07-11 08:24 UTCEPSS rescore
  68. 2026-07-11 08:24 UTCEPSS rescore
  69. 2026-07-09 19:06 UTCEPSS rescore
  70. 2026-07-08 15:11 UTCEPSS rescore
  71. 2026-07-07 13:43 UTCEPSS rescore
  72. 2026-07-06 16:25 UTCEPSS rescore
  73. 2026-07-06 16:25 UTCEPSS rescore
  74. 2026-07-06 02:20 UTCEPSS rescore
  75. 2026-07-05 02:27 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2019-25654?
CVE-2019-25654 is a high vulnerability published on March 30, 2026. Core FTP/SFTP Server 1.2 contains a buffer overflow vulnerability that allows attackers to crash the service by supplying an excessively long string in the User domain field. Attackers can paste a malicious payload containing 7000 bytes of data into the domain configuration to trigger an…
When was CVE-2019-25654 disclosed?
CVE-2019-25654 was first published in the National Vulnerability Database on March 30, 2026, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2019-25654 actively exploited?
CVE-2019-25654 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 49.1% of all scored CVEs.
What is the CVSS score of CVE-2019-25654?
CVE-2019-25654 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2019-25654?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2019-25654, 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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