What’s Vulnerable › Vulnerabilities

CVE-2021-23327: Cross-site Scripting (XSS)

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-09 · updated 2026-06-17
• Weakness: CWE-79

Description

The package apexcharts before 3.24.0 are vulnerable to Cross-site Scripting (XSS) via lack of sanitization of graph legend fields.

Affected products

• apexcharts: before 3.24.0 — fixed in 3.24.0

How to fix

Upgrade to a fixed version: apexcharts 3.24.0. Check the vendor advisory for mitigations.

References

• https://github.com/apexcharts/apexcharts.js/commit/68f3f34d125719b4767614fe0a595cc65bde1d19
• https://github.com/apexcharts/apexcharts.js/pull/2158
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1070616
• https://snyk.io/vuln/SNYK-JS-APEXCHARTS-1062708
• https://github.com/apexcharts/apexcharts.js/commit/68f3f34d125719b4767614fe0a595cc65bde1d19
• https://github.com/apexcharts/apexcharts.js/pull/2158
• https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1070616
• https://snyk.io/vuln/SNYK-JS-APEXCHARTS-1062708

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