CVE-2026-84804

Medium

Description

Kimai before 2.65.0 fails to properly validate permissions when removing team access to activities, projects, and customers via API endpoints. Authenticated users with edit_team permission can revoke team access without the required permissions_activity check, bypassing authorization controls.

SeverityMedium

CVSS5.4

Exploit probability—

ProductKimai

PublishedSep 2, 2026

First seenSep 2, 2026

Weakness typeCWE-284Improper access control

How to fix

Update

kimai kimai2.65.0 or later

Vendor advisories

github.com/kimai/kimai/security/advisories/GHSA-mc86-77vp-82g3

Affected products

Product	Affected versions	Fixed in
kimai kimai	v < 2.65.0	2.65.0

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