Medium severity · published Aug 19, 2026
CVE-2026-19417
KiviCare < 4.5.4 - Patient+ Arbitrary Media Attachment Read via IDOR
6.5
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 27% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KI
KiviCare ·
before 4.5.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-19417
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-19417
wpscan.com
https://wpscan.com/vulnerability/4270b160-cbb8-46b2-853c-927651ca16bf/
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