CVE-2023-3290: A BOLA vulnerability in POST /customers in EasyAppointments < 1.5.0

Severity: medium (CVSS 5.0 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-07-09 · updated 2026-06-17
Weakness: CWE-639

Description

A BOLA vulnerability in POST /customers allows a low privileged user to create a low privileged user (customer) in the system. This results in unauthorized data manipulation.

Affected products

alextselegidis/easyappointments: before 1.5.0 — fixed in 1.5.0

How to fix

Upgrade to a fixed version: alextselegidis/easyappointments 1.5.0. Check the vendor advisory for mitigations.

References

https://github.com/alextselegidis/easyappointments
https://github.com/alextselegidis/easyappointments

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