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© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-23327

21
FAUCET Score

CVE-2021-23327 is a Cross-site Scripting (XSS) vulnerability affecting ApexCharts versions prior to 3.24.0, stemming from insufficient sanitization of graph legend fields. This medium-severity vulnerability (CVSS 6.3) can be exploited with low complexity via a network-based attack requiring user interaction, potentially leading to limited impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.24.0CPE matchmatch criteria
cpe:2.3:a:fusioncharts:apexcharts:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

6.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
LOW
Exploitability Score
2.8
Impact Score
3.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.37%
Probability of exploitation in next 30 days
EPSS Percentile
69.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0137 is in the 81st percentile among its peer group of 26,221 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
npmpatch availablevia ghsa
Product: apexchartsFixed in: 3.24.0

Vendor Advisories (1)

npmGHSA-w46j-8hm6-h8mmmedium

XSS in apexcharts

Feb 11, 2021

References

github.com / apexcharts/apexcharts.js/commit/68f3f34d125719b4767614fe0a595cc65bde1d19
PatchThird Party Advisory
github.com / apexcharts/apexcharts.js/pull/2158
ExploitThird Party Advisory
snyk.io / vuln/SNYK-JAVA-ORGWEBJARSNPM-1070616
Third Party Advisory
snyk.io / vuln/SNYK-JS-APEXCHARTS-1062708
Third Party Advisory