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Cross-Site Scripting in @toast-ui/editor

High severity GitHub Reviewed Published Sep 3, 2020 to the GitHub Advisory Database • Updated Apr 3, 2023

Package

npm @toast-ui/editor (npm)

Affected versions

< 2.2.0

Patched versions

2.2.0

Description

Versions of @toast-ui/editor prior to 2.2.0 are vulnerable to Cross-Site Scripting (XSS). There are multiple bypasses to the package's built-in XSS sanitization. This may allow attackers to execute arbitrary JavaScript on a victim's browser.

Recommendation

Upgrade to version 2.2.0 or later.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 3, 2020
Last updated Apr 3, 2023

Severity

High

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-cr56-66mx-293v

Source code

Credits

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