GHSA-4r62-v4vq-hr96
Regular Expression Denial of Service (REDoS) in Marked
Quick fix
GHSA-4r62-v4vq-hr96 — marked: upgrade to the fixed version with the command below.
npm install marked@2.0.0Details
### Impact _What kind of vulnerability is it? Who is impacted?_
[Regular expression Denial of Service](https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS)
A Denial of Service attack can affect anyone who runs user generated code through `marked`.
### Patches _Has the problem been patched? What versions should users upgrade to?_
patched in v2.0.0
### Workarounds _Is there a way for users to fix or remediate the vulnerability without upgrading?_
None.
### References _Are there any links users can visit to find out more?_
https://github.com/markedjs/marked/issues/1927 https://owasp.org/www-community/attacks/Regular_expression_Denial_of_Service_-_ReDoS
### For more information If you have any questions or comments about this advisory: * Open an issue in [marked](https://github.com/markedjs/marked/issues)
Are you affected?
Enter the version of the package you're using.
Affected packages
References
- https://github.com/markedjs/marked/security/advisories/GHSA-4r62-v4vq-hr96[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2021-21306[ADVISORY]
- https://github.com/markedjs/marked/issues/1927[WEB]
- https://github.com/markedjs/marked/pull/1864[WEB]
- https://github.com/markedjs/marked/commit/7293251c438e3ee968970f7609f1a27f9007bccd[WEB]
- https://www.npmjs.com/package/marked[WEB]