CVE-2026-19534
1 advisory.
npm/undici CVE-2026-19534: high 7.5, EPSS 0.39%
undici vulnerable to Denial of Service via unrequested WebSocket subprotocol
Action: Upgrade undici to 6.28.1 or later.
npm i undici@6.28.1npm i undici@7.29.1npm i undici@8.10.2Affected
| introduced | fixed | last affected |
|---|---|---|
| 6.7.0 | 6.28.1 | - |
| 7.0.0 | 7.29.1 | - |
| 8.0.0 | 8.10.2 | - |
Fixed versions
| 6.28.1 | 7.29.1 | 8.10.2 |
Sources
- osv: GHSA-rfgv-xxqx-mfg5
- https://github.com/nodejs/undici/security/advisories/GHSA-rfgv-xxqx-mfg5
- https://nvd.nist.gov/vuln/detail/CVE-2026-19534
- https://github.com/nodejs/undici/commit/2af0faf88b906d3127a360c3ac75164c0f95e5a5
- https://github.com/nodejs/undici/commit/6615e0175e9b635bcd2e3e87a47daa82f6f5b728
- https://github.com/nodejs/undici/commit/66e12816064cf3068f63bd134748b7fc4e779bad
- https://cna.openjsf.org/security-advisories.html
- https://github.com/nodejs/undici
- https://github.com/nodejs/undici/releases/tag/v6.28.1
- https://github.com/nodejs/undici/releases/tag/v7.29.1
- https://github.com/nodejs/undici/releases/tag/v8.10.2
CVE-2026-19534 · published · modified · JSON