CVE-2025-7969 Details
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.
A cross-site scripting (XSS) vulnerability has been identified in the Markdown-it library, specifically in version 14.1.0. The issue arises in the fenced code block rendering functionality, where improper input sanitization allows for the execution of arbitrary JavaScript. This vulnerability is located in the file 'lib/renderer.mjs'.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Aug 21, 2025References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://fluidattacks.com/advisories/fito | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/markdown-it/markdown-it/issues/1122 | CVE | Issue Tracking |
| https://fluidattacks.com/advisories/fito | [email protected] | ExploitThird Party Advisory |
| https://github.com/markdown-it/markdown-it | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| markdown-it project markdown-it | 14.1.0 |
CPE
Remediation
| |
Change History
7 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Dec 22, 2025 | Initial Analysis | [email protected] |
| Sep 1, 2025 | CVE Modified | [email protected] |
| Aug 25, 2025 | CVE Modified | CVE |
| Aug 21, 2025 | CVE Modified | CISA-ADP |
| Aug 21, 2025 | New CVE Received | [email protected] |