CVE-2021-3163 describes a stored Cross-Site Scripting (XSS) vulnerability in the HTML editor of Slab Quill version 4.8.0. An attacker can inject malicious JavaScript by embedding a crafted onloadstart attribute within an IMG element in a text field. This medium-severity vulnerability (CVSS 6.1) requires user interaction (UI:R) and could lead to limited confidentiality and integrity impacts (C:L/I:L). There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.8.0CPE matchmatch criteria | cpe:2.3:a:slab:quill:4.8.0:*:*:*:*:node.js:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.