{"action":"Upgrade @storybook/core-server to 8.6.19 or later.","affected":[{"fixed":"8.6.19","introduced":"8.0.0"}],"component":"@storybook/core-server","cve_ids":["CVE-2026-114125"],"ecosystem":"npm","epss":0.00375,"exploited":false,"fixed_versions":["8.6.19"],"ghsa_id":"GHSA-f2ph-cmg5-wxc8","id":"tcs_01M5KFM6D260VBDCN0TSTHN3VF","modified_at":"2026-10-21T17:35:19.889160714Z","published_at":"2026-10-21T17:23:29Z","references":["https://osv.dev/vulnerability/GHSA-f2ph-cmg5-wxc8","https://github.com/storybookjs/storybook/security/advisories/GHSA-f2ph-cmg5-wxc8","https://github.com/storybookjs/storybook/pull/36726","https://github.com/storybookjs/storybook/commit/243c06bf8f1e2f09446c44868ea100261e1374da","https://github.com/storybookjs/storybook/commit/3be03ec6f11f4616471cebc3fc65c13e1bf8c178","https://github.com/storybookjs/storybook/commit/a9ef9345d73224c73e0b81dc2701ec5b465ea9bb","https://github.com/storybookjs/storybook/commit/d9b09e332510a88689c71ecc081bbbc2d072476e","https://github.com/storybookjs/storybook/commit/df3fed468c9b4830605f00068c4bc6b7e1e215ed","https://github.com/storybookjs/storybook","https://github.com/storybookjs/storybook/releases/tag/v10.6.2","https://github.com/storybookjs/storybook/releases/tag/v11.0.0-alpha.6","https://github.com/storybookjs/storybook/releases/tag/v8.6.19","https://github.com/storybookjs/storybook/releases/tag/v9.1.21"],"severity":{"label":"critical"},"sources":[{"source":"osv","source_id":"GHSA-f2ph-cmg5-wxc8#npm/@storybook/core-server","url":"https://osv.dev/vulnerability/GHSA-f2ph-cmg5-wxc8"}],"summary":"Storybook: Missing origin validation in Storybook preview allows code injection from malicious websites"}