Intel

AIKIDO-2026-10669

suneditor is vulnerable to Improper Input Validation

Improper Input Validation Pre-CVE
Found by Aikido Intel before public disclosure or CVE publication.
Published Apr 30, 2026

62

Medium Risk

This Affects:

JSsuneditor
0.0.1 - 2.47.9
Fixed in 2.47.10
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TL;DR

Affected versions of this package are vulnerable to a sanitizer/filter bypass in SunEditor that can lead to stored or reflected cross-site scripting (XSS), allowing untrusted editor content to execute arbitrary JavaScript in the rendered output. An attacker could exploit this by crafting a malicious payload that survives sanitization and is later viewed by another user, potentially enabling session theft, unauthorized actions, or delivery of further client-side attacks.

Who does this affect?

You are affected if you are using a version that falls within the vulnerable range.

Background info

suneditor is vulnerable to Improper Input Validation in versions 0.0.1 - 2.47.9.

How to fix this

Upgrade the suneditor library to the legacy patch version.

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