MEDIUMCVSS v3.1 5.9Vulnerability
CVE-2026-128123
In affected versions, `@sveltejs/adapter-node` can attempt to add a header to an immutable request in a context that causes the server to crash, denying service to any other requests routed to that server.
Properties
- Severity
- medium
- Summary
- SvelteKit: `@sveltejs/adapter-node` crashes when proxying certain requests via `fetch`
- Nvd fetched at
- 2026-11-14T00:40:25.638091+00:00
- Cvss severity
- MEDIUM
- Cvss score
- 5.9
- Retrieved at
- 2026-11-14T00:50:08+00:00
- Ghsa published
- 2026-11-13T20:36:53Z
- Source url
- https://github.com/advisories/GHSA-rqw3-x7hx-mm3p
- Ghsa updated
- 2026-11-13T20:38:14Z
- Ghsa id
- GHSA-rqw3-x7hx-mm3p
- Last source
- GitHub Advisory Database
- Score
- 5.9
- Cvss version
- 3.1
- Cve id
- CVE-2026-128123
- Cvss vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- First seen by Signal
- 2026-11-13T20:38:23+00:00
- Is ghsa only
- false
- Vector
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- Published at
- 2026-11-13T20:18:57.300
- Last modified
- 2026-11-13T22:14:15.437
Related Entities (3)
AFFECTS (1)
HAS_WEAKNESS (1)
VULNERABLE_TO (1)
Related research
Explore deeper with Ninja Signal's threat intelligence graph