CVE-2026-84808

Kimai before 2.65.0 Authorization Bypass via API Timesheet

MEDIUM
4.3
CVSS Score
Published: September 2, 2026 at 11:11 AM UTC
Updated: September 2, 2026 at 02:17 PM UTC
1 product affected across 1 vendorKimai

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Severity
MEDIUM4.3
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

Kimai versions before 2.65.0 contain an authorization bypass vulnerability in the REST API timesheet collection endpoint that fails to enforce activity-team access controls. Users with view_other_timesheet permission can list timesheets using activities restricted to teams they do not belong to, bypassing intended data isolation.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.65.0
Vendor states this is fixed in 2.65.0 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.3MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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