Patch Forecast
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CVE-2026-104054

A security flaw has been discovered in calcom cal.diy up to 6.2.0

Risk score
40/100
CVSS
6.3 v3.1
Exploit chance (30 days)
0.2%
Published
2 Oct 2026

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What to know

What it is
A security flaw has been discovered in calcom cal.diy up to 6.2.0. This affects the function doesUserIdHaveAccessToBooking of the file BookingAccessService.ts of the component PBAC Permission Engine. Performing a manipulation results in missing authorization. The attack can be initiated remotely. The exploit has been …
Affected
See advisory
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Yellow

  • CVSS 6.3 medium

References

Original description

A security flaw has been discovered in calcom cal.diy up to 6.2.0. This affects the function doesUserIdHaveAccessToBooking of the file BookingAccessService.ts of the component PBAC Permission Engine. Performing a manipulation results in missing authorization. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. The pull request to fix this issue awaits acceptance.

Last activity 2 Oct 2026. Patch Forecast updates every hour.