CVE-2025-7969

MEDIUM

markdown-it 14.1.0 - Cross-Site Scripting in Renderer

Title source: llm

Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in markdown-it allows Cross-Site Scripting (XSS). This vulnerability is associated with program files lib/renderer.mjs. This issue affects markdown-it: 14.1.0. NOTE: the Supplier does not consider this issue to be a vulnerability.

References (3)

Core 3

Core References

Exploit, Third Party Advisory third-party-advisory

https://fluidattacks.com/advisories/fito

Product product

https://github.com/markdown-it/markdown-it

View Writeup ZIP pw:eip

Issue Tracking

https://github.com/markdown-it/markdown-it/issues/1122

Scores

CVSS v3 6.1

EPSS 0.0023

EPSS Percentile 13.6%

Attack Vector NETWORK

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

CISA SSVC

Vulnrichment

Exploitation poc

Automatable yes

Technical Impact partial

Details

CWE

CWE-79

Status published

Products (1)

markdown-it_project/markdown-it 14.1.0

Published Aug 21, 2025

Tracked Since Feb 18, 2026