What’s Vulnerable › Vulnerabilities

CVE-2024-21512

• Severity: high (CVSS 8.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-05-29 · updated 2026-06-17
• Weakness: CWE-1321

Description

Versions of the package mysql2 before 3.9.8 are vulnerable to Prototype Pollution due to improper user input sanitization passed to fields and tables when using nestTables.

Affected products

• Mysql2: before 3.9.8 — fixed in 3.9.8

How to fix

Upgrade to a fixed version: Mysql2 3.9.8. Check the vendor advisory for mitigations.

References

• https://gist.github.com/domdomi3/e9f0f9b9b1ed6bfbbc0bea87c5ca1e4a
• https://github.com/sidorares/node-mysql2/commit/efe3db527a2c94a63c2d14045baba8dfefe922bc
• https://github.com/sidorares/node-mysql2/pull/2702
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-7176010
• https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6861580
• https://gist.github.com/domdomi3/e9f0f9b9b1ed6bfbbc0bea87c5ca1e4a
• https://github.com/sidorares/node-mysql2/commit/efe3db527a2c94a63c2d14045baba8dfefe922bc
• https://github.com/sidorares/node-mysql2/pull/2702
• https://security.snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-7176010
• https://security.snyk.io/vuln/SNYK-JS-MYSQL2-6861580

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