CVE-2025-66489

CRITICAL

9.8

Descripcion

Cal.com is open-source scheduling software. Prior to 5.9.8, A flaw in the login credentials provider allows an attacker to bypass password verification when a TOTP code is provided, potentially gaining unauthorized access to user accounts. This issue exists due to problematic conditional logic in the authentication flow. This vulnerability is fixed in 5.9.8.

Detalles CVE

Puntuacion CVSS v3.19.8

SeveridadCRITICAL

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

Vector de ataqueNETWORK

ComplejidadLOW

Privilegios requeridosNONE

Interaccion usuarioNONE

Publicado12/3/2025

Ultima modificacion2/13/2026

Fuentenvd

Avistamientos honeypot0

Productos afectados

cal:cal.com

Debilidades (CWE)

CWE-303

Referencias

https://github.com/calcom/cal.com/security/advisories/GHSA-9r3w-4j8q-pw98(security-advisories@github.com)

Correlaciones IOC

Sin correlaciones registradas

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