{"action":"Upgrade kimai/kimai to 2.57.0 or later.","affected":[{"fixed":"2.57.0","introduced":"0"}],"component":"kimai/kimai","cve_ids":["CVE-2026-52821"],"ecosystem":"Packagist","epss":0.00427,"exploited":false,"fixed_versions":["2.57.0"],"ghsa_id":"GHSA-3q6q-26vg-v97x","id":"tcs_01M5KET75TCFJRWD06NNB09QV1","modified_at":"2026-07-14T00:26:47.572559Z","published_at":"2026-07-14T00:03:42Z","references":["https://osv.dev/vulnerability/GHSA-3q6q-26vg-v97x","https://github.com/kimai/kimai/security/advisories/GHSA-3q6q-26vg-v97x","https://github.com/kimai/kimai","https://www.kimai.org/en/security/ghsa-3q6q-26vg-v97x"],"severity":{"label":"medium"},"sources":[{"source":"osv","source_id":"GHSA-3q6q-26vg-v97x","url":"https://osv.dev/vulnerability/GHSA-3q6q-26vg-v97x"}],"summary":"Kimai: Improper Authorization Through Activity Creation with Preset Project Allows Creation Under Unauthorized Projects"}