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MitreCVE-2021-3163

HistoryApr 12, 2021 - 9:15 p.m.

CVE-2021-3163

2021-04-1221:15:14

CWE-79

mitre

web.nvd.nist.gov

cve-2021-3163

slab quill

html editor

vulnerability

xss

javascript

nvd

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

47.7%

JSON

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

Affected configurations

Nvd

Node

slabquillMatch4.8.0node.js

VendorProductVersionCPE
slabquill4.8.0cpe:2.3:a:slab:quill:4.8.0:*:*:*:*:node.js:*:*

Vendor	Product	Version	CPE
slab	quill	4.8.0	cpe:2.3:a:slab:quill:4.8.0:::::node.js::

References

burninatorsec.blogspot.com/2021/04/cve-2021-3163-xss-slab-quill-js.html

github.com/quilljs/quill/issues/3273

github.com/quilljs/quill/issues/3364

quilljs.com

Social References

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

CVSS3

6.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

47.7%

JSON

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