Vulnerability library
Security checkDecember 07, 2023

Denial of Service in markdown-it-toc-and-anchor

Understand the exposure, see the recommended fix, and check whether your own website has related weaknesses.

Check your website

Find this and other vulnerabilities with a free scan.

Your scan runs on your computer. No account required.

Description

All versions of markdown-it-toc-and-anchor are vulnerable to Denial of Service. Parsing markdown containing **text**+\n@[toc] causes the application to enter and infinite loop.

Recommendation

Update the markdown-it-toc-and-anchor package to the latest compatible version. Followings are version details:

  • Affected version(s): < 4.2.0
  • Patched version(s): 4.2.0

References

Could your website be exposed too?

SmartScanner can check your website for Denial of Service in markdown-it-toc-and-anchor and gives you actionable findings to investigate.

Start a free scan

Related Issues

See something that needs correcting? Let us knowUpdated December 07, 2023