CVE-2026-55651: Easy!Appointments Vulnerable to Appointments Takeover via Excessive Data Exposure
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.
References
- github.com/advisories/GHSA-4vmm-5qvc-w5p7
- github.com/alextselegidis/easyappointments/commit/ebbe41130dafa58b0716426c56c8cfd4c22dbceb
- github.com/alextselegidis/easyappointments/releases/tag/1.6.0
- github.com/alextselegidis/easyappointments/security/advisories/GHSA-4vmm-5qvc-w5p7
- nvd.nist.gov/vuln/detail/CVE-2026-55651
Code Behaviors & Features
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