CVE-2024-21507

Summary

CVE-2024-21507 is a vulnerability affecting versions of the mysql2 package prior to 3.9.3. The issue arises due to improper input validation in the keyFromFields function, allowing an attacker to inject a colon (:) character into a crafted key. Consequently, cache poisoning can occur, which may lead to unintended database behavior or exposure of sensitive information. Attackers can exploit this vulnerability to inject malicious data, potentially leading to significant data breaches or system compromise. It is recommended that affected users upgrade to a patched version of mysql2 as soon as possible to mitigate this risk.

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