CVE-2026-23478
CRITICAL
CVSS 10.0
No EPSS data
Description
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.
CVSS details
EPSS
This CVE is not currently listed in the EPSS dataset.
Show JSON
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