CVE-2025-7969: Markdown-it 14.1.0 - Cross-site scripting (XSS)

Published Aug 21, 2025
·
Updated

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.

Affected Software

3 affected components
markdown-it markdown-it
Markdown-it Project Markdown-it=14.1.0
IBM Concert Software<=1.0.0-2.1.0

Event History

Aug 21, 2025
CVE Published
via MITRE·04:40 PM
Data Sourced
via MITRE·04:40 PM
DescriptionWeakness
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
Jan 21, 2026
Data Sourced
via IBM·12:00 AM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2025-7969?

CVE-2025-7969 is classified as a medium severity vulnerability due to the potential for Cross-Site Scripting (XSS) attacks.

2

How do I fix CVE-2025-7969?

To address CVE-2025-7969, you should upgrade to the latest version of markdown-it that contains the patch for this vulnerability.

3

What software versions are affected by CVE-2025-7969?

CVE-2025-7969 affects markdown-it version 14.1.0 and potentially earlier versions.

4

What type of vulnerability is CVE-2025-7969?

CVE-2025-7969 is an Improper Neutralization of Input During Web Page Generation vulnerability, commonly known as a Cross-Site Scripting (XSS) vulnerability.

5

Can CVE-2025-7969 lead to data exposure?

Yes, CVE-2025-7969 can lead to unauthorized access and data exposure if exploited, allowing attackers to execute scripts in the context of a user’s browser.

Contact

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