CVE-2024-21507: Sidorares MYSQL2

Medium severity, CVSS 5.3. EPSS: 0.7% chance of exploitation in the next 30 days.

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.

Affected products

• Sidorares MYSQL2: before 3.9.3 (fixed in 3.9.3)

Published 2024-04-10. Last modified 2026-06-17.