Cross-site scripting in markdown-it - CVE-2025-7969
Published: November 7, 2025
Vulnerability identifier: #VU118195
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: CVE-2025-7969
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: markdown-it
Affected software:
markdown-it
markdown-it
Detailed vulnerability description
The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. The vulnerability allows Cross-Site Scripting (XSS).
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
How to mitigate CVE-2025-7969
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.