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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-3163 Detail

Disputed     

Current 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


View Analysis Description

Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://burninatorsec.blogspot.com/2021/04/cve-2021-3163-xss-slab-quill-js.html CVE, MITRE Exploit  Third Party Advisory 
https://github.com/quilljs/quill/issues/3273 CVE, MITRE Broken Link  Issue Tracking  Third Party Advisory 
https://github.com/quilljs/quill/issues/3364 CVE, MITRE Exploit  Issue Tracking  Third Party Advisory 
https://quilljs.com CVE, MITRE Product 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

14 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-3163
NVD Published Date:
04/12/2021
NVD Last Modified:
06/17/2026
Source:
MITRE