npm/@storybook/addon-mcp CVE-2026-114125: high 8.6, EPSS 0.39%
Storybook: Missing origin validation in Storybook preview allows code injection from malicious websites
Action: Upgrade @storybook/addon-mcp to 10.6.2 or later.
npm i @storybook/addon-mcp@10.6.2npm i @storybook/addon-mcp@11.0.0-alpha.6Affected
| introduced | fixed | last affected |
|---|---|---|
| 10.6.0 | 10.6.2 | - |
| 11.0.0-alpha.0 | 11.0.0-alpha.6 | - |
Fixed versions
| 10.6.2 | 11.0.0-alpha.6 |
Sources
- osv: GHSA-f2ph-cmg5-wxc8#npm/@storybook/addon-mcp
- nvd: CVE-2026-114125
- 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
CVE-2026-114125 · published · modified · JSON