CVE-2021-3163: Cross-site Scripting

April 12, 2021 (updated November 7, 2023)

A vulnerability in the HTML editor of Slab Quill allows an attacker to execute arbitrary JavaScript by storing an XSS payload (a crafted onloadstart attribute of an IMG element) in a text field.

References

github.com/quilljs/quill/issues/3273
nvd.nist.gov/vuln/detail/CVE-2021-3163

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