CVE-2024-53476

MEDIUM

SimplCommerce - Race Condition in Inventory Tracking

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-53476. PoCs published by AbdullahAlmutawa.

AI-analyzed exploit summary This repository describes a race condition vulnerability (CVE-2024-53476) in SimplCommerce's checkout logic, allowing multiple users to purchase more products than are in stock via simultaneous requests. The writeup includes detection methods, tested versions, and disclosure timeline but lacks exploit code.

Description

A race condition vulnerability in SimplCommerce at commit 230310c8d7a0408569b292c5a805c459d47a1d8f allows attackers to bypass inventory restrictions by simultaneously submitting purchase requests from multiple accounts for the same product. This can lead to overselling when stock is limited, as the system fails to accurately track inventory under high concurrency, resulting in potential loss and unfulfilled orders.

Exploits (1)

nomisec WRITEUP
by AbdullahAlmutawa · poc
https://github.com/AbdullahAlmutawa/CVE-2024-53476

This repository describes a race condition vulnerability (CVE-2024-53476) in SimplCommerce's checkout logic, allowing multiple users to purchase more products than are in stock via simultaneous requests. The writeup includes detection methods, tested versions, and disclosure timeline but lacks exploit code.

Classification
Writeup 100%
Attack Type
Other
Complexity
Moderate
Reliability
Racy
Target: SimplCommerce (commit 230310c8d7a0408569b292c5a805c459d47a1d8f)
Auth required
Prerequisites: Two or more user accounts · Product with limited stock (e.g., stock = 1) · Ability to send concurrent checkout requests
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Scores

CVSS v3 5.9
EPSS 0.0059
EPSS Percentile 43.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact partial

Details

CWE
CWE-362
Status published
Published Dec 27, 2024
Tracked Since Feb 18, 2026