Kimai before 2.63.0 contains an improper authorization vulnerability in team access endpoints that allows authenticated users with team edit permissions and read-only access to grant team access to customers, projects, or activities. Attackers can exploit insufficient permission checks by sending POST requests to team access endpoints to modify access control lists for entities they should not be able to modify.

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Fixes

Solution

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Workaround

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History

Wed, 02 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Wed, 02 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Description Kimai before 2.63.0 contains an improper authorization vulnerability in team access endpoints that allows authenticated users with team edit permissions and read-only access to grant team access to customers, projects, or activities. Attackers can exploit insufficient permission checks by sending POST requests to team access endpoints to modify access control lists for entities they should not be able to modify.
Title Kimai before 2.63.0 Authorization Bypass via Team Access Endpoints
First Time appeared Kimai
Kimai kimai
Weaknesses CWE-732
CPEs cpe:2.3:a:kimai:kimai:*:*:*:*:*:*:*:*
Vendors & Products Kimai
Kimai kimai
References
Metrics cvssV3_1

{'score': 5.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-02T16:00:48.846Z

Reserved: 2026-09-02T10:19:32.991Z

Link: CVE-2026-84806

cve-icon Vulnrichment

Updated: 2026-09-02T13:42:30.754Z

cve-icon NVD

Status : Deferred

Published: 2026-09-02T12:17:17.593

Modified: 2026-09-02T16:17:33.447

Link: CVE-2026-84806

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-02T13:00:13Z

Weaknesses