CVE-2026-23478

CRITICAL

9.8

Descricao

Cal.com is open-source scheduling software. From 3.1.6 to before 6.0.7, there is a vulnerability in a custom NextAuth JWT callback that allows attackers to gain full authenticated access to any user's account by supplying a target email address via session.update(). This vulnerability is fixed in 6.0.7.

Detalhes CVE

Pontuacao CVSS v3.19.8

SeveridadeCRITICAL

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

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado1/13/2026

Ultima modificacao2/3/2026

Fontenvd

Avistamentos honeypot0

Produtos afetados

cal:cal.com

Fraquezas (CWE)

CWE-602CWE-639

Referencias

https://github.com/calcom/cal.com/security/advisories/GHSA-7hg4-x4pr-3hrg(security-advisories@github.com)

Correlacoes IOC

Sem correlacoes registradas

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