6.5

CVE-2026-40889: frappe frappe_hr Improper Access Control

CVSS: 6.5v3.1MediumAnalyzed
Published 21-04-2026Last modified 22-04-2026
Open JSON

Vulnerability summary

CVE-2026-40889 is a medium (CVSS 6.5) Improper Access Control vulnerability in frappe frappe_hr. EPSS estimates a 0.40% chance of exploitation in the next 30 days, higher than 33.2% of scored vulnerabilities.

Overall risk
26/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (CVE.org)
EPSS score
0.40%
0%100%
Low · +0.17 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 21-04-2026
    PublishedVulnerability first disclosed.
  2. 22-04-2026
    Last modifiedVulnerability information updated.

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.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.40%

Chance of exploitation in the next 30 days

Percentile

33%

Versus all other CVEs

30-day change

+0.17 pp

From 0.23% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.40%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Frappe2 products
  • frappe_hr< 15.58.2 | ≥ 16.0.0, < 16.4.2
  • hrms< 16.4.2 | < 15.58.2

1 vendor · 2 products

References

3 links