npm/nanoid CVE-2026-67214: medium 5.9, EPSS 0.33%
nanoid: non-secure generators can loop indefinitely with negative size
Action: Upgrade nanoid to 3.3.16 or later.
npm i nanoid@3.3.16npm i nanoid@5.1.16Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.3.16 | - |
| 4.0.0 | 5.1.16 | - |
Fixed versions
| 3.3.16 | 5.1.16 |
Sources
- osv: GHSA-28wg-ghj8-5hjv
- https://nvd.nist.gov/vuln/detail/CVE-2026-67214
- https://github.com/ai/nanoid/pull/600
- https://github.com/ai/nanoid/pull/601
- https://github.com/ai/nanoid/commit/6ccc67bbaba71d3d77a21d9b636f4171a268ce49
- https://github.com/ai/nanoid/commit/e835c9b71eab832bc6106944bdd26ea96cf2c66d
- https://github.com/ai/nanoid
- https://github.com/ai/nanoid/releases/tag/5.1.16
- https://www.vulncheck.com/advisories/nanoid-before-infinite-loop-via-negative-size-in-non-secure-module
CVE-2026-67214 · published · modified · JSON