CVE-2021-23445: Cross-site Scripting (XSS)

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.0% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2021-09-27 · updated 2026-06-17
Weakness: CWE-79

Description

This affects the package datatables.net before 1.11.3. If an array is passed to the HTML escape entities function it would not have its contents escaped.

Affected products

datatables.net: before 1.11.3 — fixed in 1.11.3

How to fix

Upgrade to a fixed version: datatables.net 1.11.3. Check the vendor advisory for mitigations.

References

https://cdn.datatables.net/1.11.3/
https://github.com/DataTables/Dist-DataTables/commit/59a8d3f8a3c1138ab08704e783bc52bfe88d7c9b
https://lists.debian.org/debian-lts-announce/2023/08/msg00018.html
https://security.netapp.com/advisory/ntap-20240621-0006/
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1715371
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1715376
https://snyk.io/vuln/SNYK-JS-DATATABLESNET-1540544
https://cdn.datatables.net/1.11.3/
https://github.com/DataTables/Dist-DataTables/commit/59a8d3f8a3c1138ab08704e783bc52bfe88d7c9b
https://lists.debian.org/debian-lts-announce/2023/08/msg00018.html
https://security.netapp.com/advisory/ntap-20240621-0006/
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-1715371

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