{"action":"Upgrade redaxo/source to 5.21.2 or later.","affected":[{"fixed":"5.21.2","introduced":"0"}],"component":"redaxo/source","cve_ids":["CVE-2026-63002"],"ecosystem":"Packagist","epss":0.00197,"exploited":false,"fixed_versions":["5.21.2"],"ghsa_id":"GHSA-w998-qmw9-mf4m","id":"tcs_01M5KF9YMR2YF3GFQBM10423NE","modified_at":"2026-09-23T14:15:04.364622513Z","published_at":"2026-09-23T14:06:04Z","references":["https://osv.dev/vulnerability/GHSA-w998-qmw9-mf4m","https://github.com/redaxo/core/security/advisories/GHSA-w998-qmw9-mf4m","https://github.com/redaxo/core/pull/6581","https://github.com/redaxo/core/commit/2daaa3a30570bc76a82f63fd21fb8c9c2cd5dc7c","https://github.com/redaxo/core","https://github.com/redaxo/core/releases/tag/5.21.2"],"severity":{"label":"medium","score":4.8},"sources":[{"source":"osv","source_id":"GHSA-w998-qmw9-mf4m","url":"https://osv.dev/vulnerability/GHSA-w998-qmw9-mf4m"}],"summary":"REDAXO: Stored XSS in Mediapool Sync Page via Unescaped Filesystem Filenames"}