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Medium · 6.1 Public exploit CVE-2021-30109 EUVD-2021-2190GHSA-cq6w-w5rj-p9x8

Cross-site Scripting in Froala Editor

Published Apr 5, 2021 · Updated Jul 9, 2026 · Assigned by mitre

Description

Froala Editor 3.2.6 is affected by Cross Site Scripting (XSS). Under certain conditions, a base64 crafted string leads to persistent Cross-site scripting (XSS) vulnerability within the hyperlink creation module.

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Affected packages

EcosystemPackageAffectedFixedRecord
npm froala-editor <= 3.2.6 — GHSA-cq6w-w5rj-p9x8

References