CVE-2026-59887
1 advisory.
npm/linkify-it CVE-2026-59887: high 7.5, EPSS 0.64%
linkify-it: Quadratic-complexity DoS via the `mailto:` validator scan-loop on attacker text
Action: Upgrade linkify-it to 5.0.2 or later.
npm i linkify-it@5.0.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 5.0.2 | - |
Fixed versions
| 5.0.2 |
Sources
- osv: GHSA-v245-v573-v5vm
- https://github.com/markdown-it/linkify-it/security/advisories/GHSA-v245-v573-v5vm
- https://nvd.nist.gov/vuln/detail/CVE-2026-59887
- https://github.com/markdown-it/linkify-it/commit/105e5d77f7d119871d2b2d86ed208568eb3e7ffe
- https://github.com/markdown-it/linkify-it
- https://github.com/markdown-it/linkify-it/releases/tag/5.0.2
CVE-2026-59887 · published · modified · JSON