{"action":"Upgrade misskey-js to 2025.12.0 or later.","affected":[{"fixed":"2025.12.0","introduced":"13.0.0-beta.16"}],"component":"misskey-js","cve_ids":["CVE-2025-66402"],"ecosystem":"npm","epss":0.00314,"exploited":false,"fixed_versions":["2025.12.0"],"ghsa_id":"GHSA-496g-mmpw-j9x3","id":"tcs_01M5KEZXN26B017T45N8HRHY49","modified_at":"2026-02-03T03:16:36.683009Z","published_at":"2025-12-15T20:55:27Z","references":["https://osv.dev/vulnerability/GHSA-496g-mmpw-j9x3","https://github.com/misskey-dev/misskey/security/advisories/GHSA-496g-mmpw-j9x3","https://nvd.nist.gov/vuln/detail/CVE-2025-66402","https://github.com/misskey-dev/misskey/commit/dc77d59f8712d3fe0b73cd4af2035133839cd57b","https://github.com/misskey-dev/misskey"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-496g-mmpw-j9x3","url":"https://osv.dev/vulnerability/GHSA-496g-mmpw-j9x3"}],"summary":"misskey.js's export data contains private post data"}