WordPress KiviCare plugin <= 4.2.1 - Insecure Direct Object References (IDOR) vulnerability

published 2026-06-15 4 mo ago modified 2026-10-25 14 d ago also EUVD-2026-36995

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 16%
public exploits: 0; none known

Subscriber Insecure Direct Object References (IDOR) in KiviCare <= 4.2.1 versions.

Patch / fix

fixed in 1

Iqonic Design KiviCare 4.3.0

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 4 mo ago (2026-06-15)

Exploit prediction

0.25% chance of exploitation in the next 30 days, higher than 16% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Affected products

Iqonic Design KiviCare

Classification

Weakness

CWE-639 Authorization Bypass Through User-Controlled Key

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/kivicare-clinic-management-system/vulnerability/wordpress-kivicare-plugin-4-2-1-ins
vdb-entry

Sources

CVE List CVE-2026-40792
NVD CVE-2026-40792

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.

Summary