CVE-2022-21670
ADVISORY - githubSummary
Impact
Special patterns with length > 50K chars can slow down parser significantly.
const md = require('markdown-it')();
md.render(`x ${' '.repeat(150000)} x \nx`);
Patches
Upgrade to v12.3.2+
Workarounds
No.
References
Fix + test sample: https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101
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