CVE-2023-1647

HIGH 8.8CVE-2023-1647 · Published 27/03/2023 · updated 17/06/2026

In short

CVE-2023-1647 is a HIGH (CVSS 8.8) vulnerability affecting cal.com (cal).
Chance of exploitation in the next 30 days (EPSS): 0.84%, higher than 57.9% of all vulnerabilities.
Fix: update to 2.7.0 or later.

Package	Affected versions	Patched versions
cal.com cal	`< 2.7.0`	`2.7.0`

Improper Access Control in GitHub repository calcom/cal.com prior to 2.7.

Running one of these products? Scan your site to see whether it exposes a vulnerable version.