{"action":"Upgrade @tryghost/portal to 2.51.5 or later.","affected":[{"fixed":"2.51.5","introduced":"2.29.1"},{"fixed":"2.57.1","introduced":"2.52.0"}],"component":"@tryghost/portal","cve_ids":["CVE-2026-24778"],"ecosystem":"npm","epss":0.00287,"exploited":false,"fixed_versions":["2.51.5","2.57.1"],"ghsa_id":"GHSA-gv6q-2m97-882h","id":"tcs_01M5KFSGN9VHN7G4TE8CAYAKS9","modified_at":"2026-02-03T09:26:16.637328Z","published_at":"2026-01-28T16:11:59Z","references":["https://osv.dev/vulnerability/GHSA-gv6q-2m97-882h","https://github.com/TryGhost/Ghost/security/advisories/GHSA-gv6q-2m97-882h","https://nvd.nist.gov/vuln/detail/CVE-2026-24778","https://github.com/TryGhost/Ghost/commit/da858e640e88e69c1773a7b7ecdc2008fa143849","https://github.com/TryGhost/Ghost"],"severity":{"label":"high","score":8.8},"sources":[{"source":"osv","source_id":"GHSA-gv6q-2m97-882h#npm/@tryghost/portal","url":"https://osv.dev/vulnerability/GHSA-gv6q-2m97-882h"}],"summary":"Ghost vulnerable to XSS via malicious Portal preview links"}