CVE-2026-21438

MEDIUM

5.3

Descripcion

webtransport-go is an implementation of the WebTransport protocol. Prior to 0.10.0, an attacker can cause unbounded memory consumption repeatedly creating and closing many WebTransport streams. Closed streams were not removed from an internal session map, preventing garbage collection of their resources. This vulnerability is fixed in v0.10.0.

Detalles CVE

Puntuacion CVSS v3.15.3

SeveridadMEDIUM

Vector CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado2/12/2026

Ultima modificacion2/19/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

quic-go:webtransport-go

Debilidades (CWE)

CWE-401CWE-459

Referencias

https://github.com/quic-go/webtransport-go/releases/tag/v0.10.0(security-advisories@github.com)

https://github.com/quic-go/webtransport-go/security/advisories/GHSA-2f2x-8mwp-p2gc(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

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