CVE-2025-66489

CRITICAL

9.8

Description

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.

Details CVE

Score CVSS v3.19.8

SeveriteCRITICAL

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

Vecteur d'attaqueNETWORK

ComplexiteLOW

Privileges requisNONE

Interaction utilisateurNONE

Publie12/3/2025

Derniere modification2/13/2026

Sourcenvd

Observations honeypot0

Produits affectes

cal:cal.com

Faiblesses (CWE)

CWE-303

References

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

Correlations IOC

Aucune correlation enregistree

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