CVSS 3.1 Score 6.5 of 10 (medium)


Published Apr 10, 2024


CVE-2024-21507 is a vulnerability found in versions of the mysql2 package prior to 3.9.3. This vulnerability allows for cache poisoning through improper input validation in the keyFromFields function. An attacker can exploit this vulnerability by injecting a colon character within a crafted key value. The potential danger posed to an organization includes the risk of unauthorized access and manipulation of data stored in the cache. To remediate this vulnerability, it is recommended to update the mysql2 package to version 3.9.3 or higher, which includes the necessary fixes to address this issue.

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