---
title: "CVE-2024-57602: Easy!Appointments Improper Restriction of Excessive Authentication Attempts"
url: https://erroneo.us/security/cve/CVE-2024-57602/
description: "CVE-2024-57602 (alextselegidis/easyappointments (Composer (PHP))): An issue in Alex Tselegidis EasyAppointments v.1.5.0 allows a remote attacker to escalate…"
type: vulnerability-record
section: "Security Digest"
date_published: 2025-02-12
date_modified: 2025-03-19
publisher: erroneo.us
author: erroneo.us Security Desk
cve: "CVE-2024-57602"
kev: false
cvss: 9.8
epss: 0.00831
license: All rights reserved. Quote with attribution and a link.
---

# CVE-2024-57602: Easy!Appointments Improper Restriction of Excessive Authentication Attempts

**Signal:** Critical and remotely reachable. No known exploitation yet, but it is network-reachable without credentials. (Computed from CISA KEV, EPSS and CVSS; not an editorial verdict.)

## Should you act?

- Not in CISA KEV , but CISA’s SSVC assessment records a public proof-of-concept, so attack code exists.
- EPSS 0.8% , percentile 57: FIRST’s model estimates a 0.8% chance of exploitation activity in the next 30 days, higher than 57% of all scored CVEs (moderate). EPSS is a probability, not a verdict.
- Remotely reachable with no login and no user interaction. If the vulnerable service is exposed to the internet, prioritize it.
- Only applies if your dependency tree includes alextselegidis/easyappointments (Composer (PHP)) <= 1.5.0, no fixed version listed . Check your lockfile, including transitive dependencies.

## What it is

An issue in Alex Tselegidis EasyAppointments v.1.5.0 allows a remote attacker to escalate privileges via the index.php file.

## Affected packages

- Composer (PHP) `alextselegidis/easyappointments` <= 1.5.0 → fixed: none listed

## Affected products (CVE record)

- n/a n/a: see advisory

## Severity

- CISA-ADP CVSS 3.1: 9.8 `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`
- GitHub CVSS 3.1: 9.8 `CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`

## Exploitation

- CISA KEV: not listed (no confirmed in-the-wild exploitation known to CISA).
- CISA SSVC assessment: exploitation poc , automatable no , technical impact partial .
- FIRST EPSS (model of 2026-10-21): 0.83% probability of exploitation activity in the next 30 days; percentile 57.

## Sources

- [GitHub Advisory GHSA-8fc2-fhh6-f6m5](https://github.com/advisories/GHSA-8fc2-fhh6-f6m5)
- [CVE.org record CVE-2024-57602](https://www.cve.org/CVERecord?id=CVE-2024-57602)
- [NVD entry CVE-2024-57602](https://nvd.nist.gov/vuln/detail/CVE-2024-57602)
- [hkohi.ca](https://hkohi.ca/vulnerability/12)

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Source page: https://erroneo.us/security/cve/CVE-2024-57602/ · Security Digest: https://erroneo.us/security/ · More: https://erroneo.us/llms.txt