23 Oct 2026 15:48:27 UTC
Kimai: Improper Authorization in Kimai Project, Customer, and Activity Rate Edit Endpoints Allows Cross-Scope Rate Manipulation
cve-program · CVE-2026-52826 · Published
CVE-2026-52826
kimai · Vulnerability
CVSS 4.0 5.3 MEDIUMCheck source for fixed versionsKEV status unknown
cve-program · CVE-2026-52826
PublishedKimai is an open-source time tracking application. Prior to 2.57.0, GET or POST requests to /en/admin/project/{id}/rate/{rate}, /en/admin/customer/{id}/rate/{rate}, and /en/admin/activity/{id}/rate/{rate} independently resolve the authorized parent identifier and the attacker-selected child rate identifier without confirming that the ProjectRate, CustomerRate, or ActivityRate belongs to that parent. An authenticated user who can edit one parent object can pair it with a rate record from an unauthorized project, customer, or activity and persist changes to billing configuration in kimai2_projects_rates, kimai2_customers_rates, or kimai2_activities_rates. This issue is fixed in version 2.57.0.
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