{"action":"Upgrade mautic/core to 4.4.17 or later.","affected":[{"fixed":"4.4.17","introduced":"4.4.0"},{"fixed":"5.2.8","introduced":"5.0.0-alpha"},{"fixed":"6.0.5","introduced":"6.0.0-alpha"}],"component":"mautic/core","cve_ids":["CVE-2025-9823"],"ecosystem":"Packagist","epss":0.00317,"exploited":false,"fixed_versions":["4.4.17","5.2.8","6.0.5"],"ghsa_id":"GHSA-9v8p-m85m-f7mm","id":"tcs_01M5KF0AQVKY6DVBSA5WC52AR0","modified_at":"2025-09-03T22:27:22.546477Z","published_at":"2025-09-03T22:18:39Z","references":["https://osv.dev/vulnerability/GHSA-9v8p-m85m-f7mm","https://github.com/mautic/mautic/security/advisories/GHSA-9v8p-m85m-f7mm","https://nvd.nist.gov/vuln/detail/CVE-2025-9823","https://github.com/mautic/mautic"],"severity":{"label":"medium","score":4.8},"sources":[{"source":"osv","source_id":"GHSA-9v8p-m85m-f7mm","url":"https://osv.dev/vulnerability/GHSA-9v8p-m85m-f7mm"},{"source":"nvd","source_id":"CVE-2025-9823","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-9823"}],"summary":"Mautic vulnerable to reflected XSS in lead:addLeadTags - Quick Add"}