CVE-2026-21438

MEDIUM

5.3

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.15.3

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado2/12/2026

Ultima modificacao2/19/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

quic-go:webtransport-go

Fraquezas (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)

Correlacoes IOC

Sem correlacoes registradas

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