CVE-2026-55651

Easy!Appointments Vulnerable to Appointments Takeover via Excessive Data Exposure

State
Published
Severity
7.1 High
Published
Jul 14, 2026
Updated
Jul 14, 2026
Reserved
Jun 16, 2026

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Description

Easy!Appointments is a self hosted appointment scheduler. In version 1.5.2, an Excessive Data Exposure vulnerability in the customers search endpoint allows an authenticated user to obtain appointment hashes belonging to other users. Using these hashes, an attacker can modify or delete appointments of other providers, resulting in an Appointments Takeover. Version 1.6.0 fixes the issue.

Scores

CVSSScoreVectorSource
3.17.1 HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:NGitHub_M

Weaknesses

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

Affected Products

ProductVersions
easyappointmentsalextselegidis
  • = 1.5.2Affected

References

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