npm/markdown-it CVE-2026-111758: high 7.5
markdown-it: Quadratic-time rendering of a single multi-line link reference definition with default options (regression since 14.0)
Action: Upgrade markdown-it to 14.3.3 or later.
npm i markdown-it@14.3.3npm i markdown-it@15.0.3Affected
| introduced | fixed | last affected |
|---|---|---|
| 14.1.0 | 14.3.3 | - |
| 15.0.0 | 15.0.3 | - |
Fixed versions
| 14.3.3 | 15.0.3 |
Sources
- osv: GHSA-gfr2-rv44-r23c
- https://github.com/markdown-it/markdown-it/security/advisories/GHSA-gfr2-rv44-r23c
- https://github.com/markdown-it/markdown-it/commit/48fbc465812c440020c663f040ab22deaf8f1eca
- https://github.com/markdown-it/markdown-it/commit/d99f48839d37af6fd8a2617516c43dab90755503
- https://github.com/markdown-it/markdown-it
- https://github.com/markdown-it/markdown-it/releases/tag/14.3.3
- https://github.com/markdown-it/markdown-it/releases/tag/15.0.3
CVE-2026-111758 · published · modified · JSON