CVE-2026-44127

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

This high-severity CVE scores 8.8 under NVD CVSS v3. EPSS exploit probability: 15.7%, top 4% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
8.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 16%CVSS: 8.8Exploit: NoneExposed: 0

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

SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the privileges of the api.app process.

CVSS v3
8.8
EG Score
8.8(medium)
EPSS
96.5%
KEV
Not listed

Published

May 8, 2026

Last Modified

May 18, 2026

Advisory Details (1)

Auto-updated May 8, 2026
No patch confirmed yet.
generic

15.0.4.1 Hotfix Release

https://downloads.seppmail.com/extrelnotes/150/ERN15.0.html#security

Vendor Advisories for CVE-2026-44127(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 6× in last 7d / 50× 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 130 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-44127?
CVE-2026-44127 is a high vulnerability published on May 8, 2026. SEPPmail Secure Email Gateway before version 15.0.4 contains an unauthenticated path traversal vulnerability in the identifier parameter of /api.app/attachment/preview that allows remote attackers to read arbitrary local files and trigger deletion of files in the targeted directory with the…
When was CVE-2026-44127 disclosed?
CVE-2026-44127 was first published in the National Vulnerability Database on May 8, 2026, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-44127 actively exploited?
CVE-2026-44127 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 96.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-44127?
CVE-2026-44127 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2026-44127?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-44127, 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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