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

High 8.7 Published Updated

Authenticated users can bypass authorization checks to create timesheet records for other team members via the QuickEntry form.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-80193?

CVE-2026-80193 is a high-severity missing authorization vulnerability in kimai, published on 25 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official 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.

Weakness: CWE-862

Which versions are affected by CVE-2026-80193?

How do I fix CVE-2026-80193?

No fix has been published for CVE-2026-80193 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-80193 being exploited?

There is no known exploitation of CVE-2026-80193 in the wild and no public exploit code.

Sources

Also known as GHSA-2w7f-x78f-89q2, GHSA-fj92-j8m5-v339.

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