CVE-2024-21508

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CVSS 3.1

9.8 critical

EPSS

3%p84

Published

Apr 11, 2024 (Apr 11, 2024)

Modified

Jun 17, 2026

Description

Versions of the package mysql2 before 3.9.4 are vulnerable to Remote Code Execution (RCE) via the readCodeFor function due to improper validation of the supportBigNumbers and bigNumberStrings values.

Weakness: CWE-94
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.6%)

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