CVE-2026-80193: Kimai before 2.62.0 Authorization Bypass via QuickEntry

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-08-26 · updated 2026-08-31
Weakness: CWE-862

Description

Kimai before 2.62.0 fails to validate create_other_timesheet permission in the QuickEntry controller when creating new timesheets. Authenticated users with view_other_timesheet and edit_other_timesheet permissions can create timesheet records for team members by submitting the QuickEntry form, bypassing authorization checks enforced elsewhere.

Affected products

kimai: before 2.62.0 — fixed in 2.62.0

How to fix

Upgrade to a fixed version: kimai 2.62.0. Check the vendor advisory for mitigations.

References

https://github.com/kimai/kimai/security/advisories/GHSA-2w7f-x78f-89q2
https://www.vulncheck.com/advisories/kimai-before-2.62.0-authorization-bypass-via-quickentry

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