CVE-2021-3163
Medium
Description
A vulnerability in the HTML editor of Slab Quill 4.8.0 allows an attacker to execute arbitrary JavaScript by storing an XSS payload (a crafted onloadstart attribute of an IMG element) in a text field. Note: Researchers have claimed that this issue is not within the product itself, but is intended behavior in a web browser
SeverityMedium
CVSS6.1
Exploit probability—
Product
Slab Quill
PublishedApr 12, 2021
First seenApr 12, 2021
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| slab quill | 4.8.0 | — |
| quillnpm | v ≤ 1.3.7 | — |
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