Vulnerability Details CVE-2022-21670
markdown-it is a Markdown parser. Prior to version 1.3.2, special patterns with length greater than 50 thousand characterss could slow down the parser significantly. Users should upgrade to version 12.3.2 to receive a patch. There are no known workarounds aside from upgrading.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.8%
CVSS Severity
CVSS v3 Score 5.3
CVSS v2 Score 5.0
References
- https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101
- https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6c
- https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101
- https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6c
Products affected by CVE-2022-21670
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cpe:2.3:a:markdown-it_project:markdown-it:10.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:11.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:11.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:12.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:12.0.2
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cpe:2.3:a:markdown-it_project:markdown-it:12.0.3
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cpe:2.3:a:markdown-it_project:markdown-it:12.0.4
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cpe:2.3:a:markdown-it_project:markdown-it:2.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:2.1.0
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cpe:2.3:a:markdown-it_project:markdown-it:2.1.1
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cpe:2.3:a:markdown-it_project:markdown-it:2.1.2
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cpe:2.3:a:markdown-it_project:markdown-it:2.1.3
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cpe:2.3:a:markdown-it_project:markdown-it:2.2.0
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cpe:2.3:a:markdown-it_project:markdown-it:2.2.1
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.2
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.3
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.4
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.5
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.6
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cpe:2.3:a:markdown-it_project:markdown-it:3.0.7
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cpe:2.3:a:markdown-it_project:markdown-it:3.1.0
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cpe:2.3:a:markdown-it_project:markdown-it:4.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:4.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:4.0.2
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cpe:2.3:a:markdown-it_project:markdown-it:4.0.3
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cpe:2.3:a:markdown-it_project:markdown-it:4.1.0
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cpe:2.3:a:markdown-it_project:markdown-it:4.1.1
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cpe:2.3:a:markdown-it_project:markdown-it:4.1.2
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cpe:2.3:a:markdown-it_project:markdown-it:4.2.0
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cpe:2.3:a:markdown-it_project:markdown-it:4.2.1
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cpe:2.3:a:markdown-it_project:markdown-it:4.2.2
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cpe:2.3:a:markdown-it_project:markdown-it:4.3.0
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cpe:2.3:a:markdown-it_project:markdown-it:4.3.1
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cpe:2.3:a:markdown-it_project:markdown-it:4.4.0
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cpe:2.3:a:markdown-it_project:markdown-it:5.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:5.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:5.0.2
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cpe:2.3:a:markdown-it_project:markdown-it:5.0.3
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cpe:2.3:a:markdown-it_project:markdown-it:5.1.0
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.2
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.3
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.4
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cpe:2.3:a:markdown-it_project:markdown-it:6.0.5
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cpe:2.3:a:markdown-it_project:markdown-it:6.1.0
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cpe:2.3:a:markdown-it_project:markdown-it:6.1.1
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cpe:2.3:a:markdown-it_project:markdown-it:7.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:7.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:8.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:8.2.0
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cpe:2.3:a:markdown-it_project:markdown-it:8.2.1
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cpe:2.3:a:markdown-it_project:markdown-it:8.2.2
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cpe:2.3:a:markdown-it_project:markdown-it:8.3.0
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cpe:2.3:a:markdown-it_project:markdown-it:8.3.1
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cpe:2.3:a:markdown-it_project:markdown-it:8.3.2
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cpe:2.3:a:markdown-it_project:markdown-it:8.4.0
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cpe:2.3:a:markdown-it_project:markdown-it:8.4.1
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cpe:2.3:a:markdown-it_project:markdown-it:8.4.2
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cpe:2.3:a:markdown-it_project:markdown-it:9.0.0
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cpe:2.3:a:markdown-it_project:markdown-it:9.0.1
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cpe:2.3:a:markdown-it_project:markdown-it:9.1.0