CVE-2024-21509

MEDIUM6.5EPSS 0.77%

mysql2 vulnerable to Prototype Poisoning

Published: 4/10/2024Modified: 2/4/2026

Also known as:GHSA-49j4-86m8-q2jwCGA-7qhm-qrxq-mfrw

Description

Versions of the package mysql2 before 3.9.4 are vulnerable to Prototype Poisoning due to insecure results object creation and improper user input sanitization passed through `parserFn` in `text_parser.js` and `binary_parser.js`.

Affected packages (1)

npm/mysql2from 0, < 3.9.4

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 4.0	—	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
osv	CVSS 3.1	MEDIUM6.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

References (8)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2024-21509
PATCHhttps://github.com/sidorares/node-mysql2
WEBhttps://blog.slonser.info/posts/mysql2-attacker-configuration
WEBhttps://github.com/sidorares/node-mysql2/blob/fd3d117da82cc5c5fa5a3701d7b33ca77691bc61/lib/parsers/text_parser.js%23L134
WEBhttps://github.com/sidorares/node-mysql2/commit/4a964a3910a4b8de008696c554ab1b492e9b4691
WEBhttps://github.com/sidorares/node-mysql2/pull/2574
WEBhttps://github.com/sidorares/node-mysql2/releases/tag/v3.9.4
WEBhttps://security.snyk.io/vuln/SNYK-JS-MYSQL2-6591084