PT-2025-34250 · Unknown+1 · Markdown-It+1

Camilo Vera · Published 2025-08-21 · Updated 2025-08-25 · CVE-2025-7969

Positive Technologies (AI Summary)

CVSS v4.0

6.9

Medium

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

Name of the Vulnerable Software and Affected Versions: markdown-it version 14.1.0

Description: A flaw exists in markdown-it due to improper neutralization of input during web page generation, which allows for Cross-Site Scripting (XSS). The issue is associated with the lib/renderer.mjs program file.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2025-7969

Affected Products

Debian

Markdown-It

References · 13

• 🔥 https://fluidattacks.com/advisories/fito · Exploit
• https://security-tracker.debian.org/tracker/CVE-2025-7969 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2025-7969 · Security Note
• https://ubuntu.com/security/CVE-2025-7969 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-7969 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-7969 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-7969 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7969 · Security Note
• https://github.com/markdown-it/markdown-it/issues/1122 · Note
• https://github.com/markdown-it/markdown-it · Note
• https://twitter.com/CVEnew/status/1958603387513225674 · Twitter Post
• https://t.me/CVEtracker/30609 · Telegram Post
• https://t.me/cveNotify/133327 · Telegram Post