VulnerabilityModified
CVE-2022-21670
markdown-it is a Markdown parser.
MEDIUM 5.3EPSS 2.19%
Does this matter?
Lower severity and a low EPSS score (2.19%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- EPSS
- 2.19% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-400, CWE-1333
- Affected
- markdown-it project/markdown-it
- Source
- security-advisories@github.com
References
- https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101Patch, Third Party Advisory
- https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6cExploit, Third Party Advisory
- https://github.com/markdown-it/markdown-it/commit/ffc49ab46b5b751cd2be0aabb146f2ef84986101Patch, Third Party Advisory
- https://github.com/markdown-it/markdown-it/security/advisories/GHSA-6vfc-qv3f-vr6cExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.