CVE-2026-13610: unknown kivicare Improper Privilege Management
Vulnerability summary
CVE-2026-13610 is a critical (CVSS 9.8) Improper Privilege Management vulnerability in unknown kivicare. EPSS estimates a 0.41% chance of exploitation in the next 30 days, higher than 33.3% of scored vulnerabilities. 1 public exploit is recorded. Fixed in 4.5.2.
Advisory lineage
Upstream 0 · Downstream 0 · Duplicates 1Timeline
- 13-08-2026PublishedVulnerability first disclosed.
- 14-08-2026Last modifiedVulnerability information updated.
Description
The KiviCare WordPress plugin before 4.5.2 does not restrict the roles assignable through its unauthenticated registration endpoint, allowing unauthenticated attackers to create an active, privileged clinic-staff (doctor) account with full access to patient records, billing and clinic data.
CVSS metrics
3 scores · 3 sources · 1 version- CVE.orgCNA7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NDiffers
EPSS trend
Probability
0.41%
Chance of exploitation in the next 30 days
Percentile
33%
Versus all other CVEs
30-day change
+0.08 pp
From 0.33% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (wpscan.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Unknown1 product
- kivicare< 4.5.2
Wordpress1 product
- kivicare-clinic-management-system< 4.5.2
2 vendors · 2 products