Auth bypass in Kivicare

CVE-2026-19417

The KiviCare WordPress plugin before 4.5.4 does not verify that the requesting user is entitled to the media file being served, allowing authenticated patient-level users to download any file in the media library, including other patients' uploaded medical reports.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-19417: held from 0.002 to 0.003.

EPSS over last 30 days · oldest: 0.002 · newest: 0.003 · change: +0.001

Affected products

  • Kivicare

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-19417?
CVE-2026-19417 is a medium-severity vulnerability in Kivicare, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2026-08-19.
How severe is CVE-2026-19417?
Medium severity. CVSS v3 base score is 6.5 out of 10.