CVE-2026-40889

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.0%, top 89% 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
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

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

Frappe HR is an open-source human resources management solution (HRMS). Prior to versions 15.58.2 and 16.4.2, authenticated users can access unauthorized files by exploiting certain api endpoint. Versions 15.58.2 and 16.4.2 contain a patch. No known workarounds are available.

CVSS v3
6.5
EG Score
6.5(medium)
EPSS
13.9%
KEV
Not listed

Published

April 21, 2026

Last Modified

April 27, 2026

Advisory Details (3)

Auto-updated Jun 14, 2026
Patch available. Sources: github, github_release.
github Patch Available

Improper Access Control on Files · Advisory · frappe/hrms · GitHub

https://github.com/frappe/hrms/security/advisories/GHSA-6cg5-4q6m-vrgm
github_release Patch Available

v16.4.2

Patch available: frappe/hrms v16.4.2

https://github.com/frappe/hrms/releases/tag/v16.4.2
github_release Patch Available

v15.58.2

Patch available: frappe/hrms v15.58.2

https://github.com/frappe/hrms/releases/tag/v15.58.2

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 36× 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.

  1. 2026-07-16 17:03 UTCEPSS rescore
  2. 2026-07-15 16:57 UTCEPSS rescore
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  10. 2026-07-09 19:10 UTCEPSS rescore
  11. 2026-07-08 15:15 UTCEPSS rescore
  12. 2026-07-07 13:46 UTCEPSS rescore
  13. 2026-07-06 16:27 UTCEPSS rescore
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  15. 2026-07-06 02:23 UTCEPSS rescore
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  20. 2026-06-29 14:06 UTCEPSS rescore
  21. 2026-06-28 14:07 UTCEPSS rescore
  22. 2026-06-28 04:56 UTCEPSS rescore
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  24. 2026-06-25 13:49 UTCEPSS rescore
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  1. 2026-06-24 14:05 UTCEPSS rescore
  2. 2026-06-23 21:33 UTCEPSS rescore
  3. 2026-06-22 14:25 UTCEPSS rescore
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  5. 2026-06-21 14:56 UTCEPSS rescore
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  7. 2026-06-21 01:59 UTCEPSS rescore
  8. 2026-06-19 19:25 UTCEPSS rescore
  9. 2026-06-18 17:52 UTCEPSS rescore
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  11. 2026-06-17 17:53 UTCEPSS rescore
  12. 2026-06-16 17:52 UTCEPSS rescore
  13. 2026-06-15 17:49 UTCEPSS rescore
  14. 2026-06-14 17:44 UTCEG score recompute
  15. 2026-06-13 23:00 UTCEPSS rescore
  16. 2026-06-12 23:12 UTCEPSS rescore
  17. 2026-06-12 23:12 UTCEPSS rescore
  18. 2026-06-11 17:42 UTCEG score recompute
  19. 2026-06-11 14:00 UTCEPSS rescore
  20. 2026-06-10 22:18 UTCEPSS rescore
  21. 2026-06-10 13:22 UTCEPSS rescore
  22. 2026-06-10 13:22 UTCEPSS rescore
  23. 2026-06-10 04:44 UTCEG score recompute
  24. 2026-06-09 04:19 UTCEG score recompute
  25. 2026-06-08 14:17 UTCEPSS rescore
  26. 2026-06-08 14:17 UTCEPSS rescore
  27. 2026-06-08 01:54 UTCEG score recompute
  28. 2026-06-07 15:25 UTCEPSS rescore
  29. 2026-06-07 15:25 UTCEPSS rescore
  30. 2026-06-07 01:30 UTCEG score recompute
  31. 2026-06-06 13:47 UTCEPSS rescore
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  34. 2026-06-05 20:04 UTCEG score recompute
  35. 2026-06-05 06:10 UTCEPSS rescore
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  37. 2026-06-04 17:18 UTCEG score recompute
  38. 2026-06-04 13:12 UTCEPSS rescore
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  40. 2026-06-03 16:46 UTCEG score recompute
  41. 2026-06-02 20:13 UTCEPSS rescore
  42. 2026-06-02 16:22 UTCEG score recompute
  43. 2026-06-01 15:54 UTCEG score recompute
  44. 2026-06-01 13:52 UTCEPSS rescore
  45. 2026-06-01 13:52 UTCEPSS rescore
  46. 2026-06-01 13:51 UTCEPSS rescore
  47. 2026-05-31 22:30 UTCEPSS rescore
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  49. 2026-05-31 00:16 UTCEPSS rescore
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  52. 2026-05-29 13:44 UTCEPSS rescore
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  60. 2026-05-26 13:44 UTCEPSS rescore
  61. 2026-05-26 07:18 UTCEPSS rescore
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  63. 2026-05-23 00:08 UTCEG score recompute
  64. 2026-05-20 22:38 UTCEPSS rescore
  65. 2026-05-20 22:38 UTCEPSS rescore
  66. 2026-05-20 16:29 UTCEG score recompute
  67. 2026-05-20 11:22 UTCEPSS rescore
  68. 2026-05-20 11:22 UTCEPSS rescore

Frequently asked(5)

What is CVE-2026-40889?
CVE-2026-40889 is a medium vulnerability published on April 21, 2026. Frappe HR is an open-source human resources management solution (HRMS). Prior to versions 15.58.2 and 16.4.2, authenticated users can access unauthorized files by exploiting certain api endpoint. Versions 15.58.2 and 16.4.2 contain a patch. No known workarounds are available.
When was CVE-2026-40889 disclosed?
CVE-2026-40889 was first published in the National Vulnerability Database on April 21, 2026, with the most recent update on April 27, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-40889 actively exploited?
CVE-2026-40889 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 13.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-40889?
CVE-2026-40889 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-40889?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-40889, 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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