markdown-it vulnerable to Inefficient Regular Expression Complexity

Description

A vulnerability was found in markdown-it up to 2.x. It has been classified as problematic. Affected is an unknown function of the file lib/common/html_re.js. The manipulation leads to inefficient regular expression complexity. Upgrading to version 3.0.0 is able to address this issue.

Recommendation

Update the markdown-it package to the latest compatible version. Followings are version details:

• Affected version(s): < 3.0.0
• Patched version(s): 3.0.0

References

• GHSA-j5p7-jf4q-742q
• vuldb.com
• CVE-2015-10005
• CWE-1333
• CAPEC-310
• OWASP 2021-A6

Related Issues

• Cattown is Vulnerable to Uncontrolled Resource Consumption through Inefficient Regular Expression Complexity - CVE-2025-58451
• Moment.js vulnerable to Inefficient Regular Expression Complexity - CVE-2022-31129
• rgb2hex vulnerable to inefficient regular expression complexity - CVE-2018-25061
• axios Inefficient Regular Expression Complexity vulnerability - CVE-2021-3749

Tags:

npm

markdown-it