CVE-2026-23478

CRITICAL

9.8

Beschreibung

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.

CVE Details

CVSS v3.1 Bewertung9.8

SchweregradCRITICAL

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/13/2026

Zuletzt geandert2/3/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

cal:cal.com

Schwachen (CWE)

CWE-602CWE-639

Referenzen

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

IOC Korrelationen

Keine Korrelationen erfasst

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