CVE-2022-34749
- Source
- https://cve.org/CVERecord?id=CVE-2022-34749
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-34749.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-34749
- Aliases
- Downstream
- Related
- Published
- 2022-07-25T23:15:07.837Z
- Modified
- 2026-02-23T01:51:48.391490Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
In mistune through 2.0.2, support of inline markup is implemented by using regular expressions that can involve a high amount of backtracking on certain edge cases. This behavior is commonly named catastrophic backtracking.
- References
-
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TQHXITQ2DSBYOILKHXBSBB7PFBPZHF63/
- https://github.com/lepture/mistune/commit/a6d43215132fe4f3d93f8d7e90ba83b16a0838b2
- https://github.com/lepture/mistune/releases
- https://github.com/lepture/mistune/commit/a6d43215132fe4f3d93f8d7e90ba83b16a0838b2
Affected packages
Git / github.com/lepture/mistune
Affected ranges
- Type
- GIT
- Repo
- https://github.com/lepture/mistune
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed