cve/2024/CVE-2024-21507.md

### [CVE-2024-21507](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-21507)
![](https://img.shields.io/static/v1?label=Product&message=mysql2&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=0%3C%203.9.3%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Improper%20Input%20Validation&color=brighgreen)

### Description

Versions of the package mysql2 before 3.9.3 are vulnerable to Improper Input Validation through the keyFromFields function, resulting in cache poisoning. An attacker can inject a colon (:) character within a value of the attacker-crafted key.

### POC

#### Reference
- https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300
- https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591300

#### Github
No PoCs found on GitHub currently.