CVE-2026-4349

MEDIUM

5.6

Descricao

A vulnerability was determined in Duende IdentityServer4 up to 4.1.2. The affected element is an unknown function of the file /connect/authorize of the component Token Renewal Endpoint. This manipulation of the argument id_token_hint causes improper authentication. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. This vulnerability only affects products that are no longer supported by the maintainer.

Detalhes CVE

Pontuacao CVSS v3.15.6

SeveridadeMEDIUM

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

Vetor de ataqueNETWORK

ComplexidadeHIGH

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado3/17/2026

Ultima modificacao3/25/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-287

Referencias

https://vuldb.com/?ctiid.351380(cna@vuldb.com)

https://vuldb.com/?id.351380(cna@vuldb.com)

https://vuldb.com/?submit.772071(cna@vuldb.com)

Correlacoes IOC

Sem correlacoes registradas

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