CVE-2020-28455

HIGH

markdown-it-toc - Cross-Site Scripting via Unescaped TOC Title and Header Content

Title source: llm
STIX 2.1

Description

This affects all versions of package markdown-it-toc. The title of the generated toc and the contents of the header are not escaped.

References (1)

Core 1
Core References
Exploit, Third Party Advisory x_refsource_misc
https://security.snyk.io/vuln/SNYK-JS-MARKDOWNITTOC-1044067

Scores

CVSS v3 7.3
EPSS 0.0051
EPSS Percentile 40.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Details

CWE
CWE-79
Status published
Products (2)
markdown-it-toc_project/markdown-it-toc
npm/markdown-it-toc 0npm
Published Jul 25, 2022
Tracked Since Feb 18, 2026