CVE-2026-108758
highEasy!Appointments through 1.6.0 contains an authorization bypass vulnerability in Booking::register() that allows unauthenticated attackers to modify any appoi…
Easy!Appointments through 1.6.0 contains an authorization bypass vulnerability in Booking::register() that allows unauthenticated attackers to modify any appointment by supplying an appointment id without its hash. Attackers can enumerate sequential appointment ids with a self-asserted manage_mode flag to rewrite appointment details, rebind them to attacker-controlled customers, and obtain management hashes for rescheduling or cancellation.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/alextselegidis/easyappointments disclosure@vulncheck.com
- https://github.com/alextselegidis/easyappointments/blob/4bc7ecd51f3dade8e041558f2c23dda65b... disclosure@vulncheck.com
- https://github.com/alextselegidis/easyappointments/commit/09c6fb30b6aac0830a820d6bec3d2eb2... disclosure@vulncheck.com
- https://hackmd.io/@haind/easyappointments-booking-register-appointment-takeover disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/easy-appointments-through-1.6.0-authorization-bypass-... disclosure@vulncheck.com
- https://hackmd.io/@haind/easyappointments-booking-register-appointment-takeover 134c704f-9b21-4f2e-91b3-4a467353bcc0