Vulnerability library
Security checkNovember 26, 2025

Regular Expression Denial of Service (ReDoS) in braces

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

Low severitynpmbraces

Check your website

Find this and other vulnerabilities with a free scan.

Your scan runs on your computer. No account required.

Description

A vulnerability was found in Braces versions from v2.2.0 up to but not including v2.3.1. Affected versions of this package are vulnerable to Regular Expression Denial of Service (ReDoS) attacks. This has been patched in version 2.3.1.

Recommendation

Update the braces package to the latest compatible version. Followings are version details:

  • Affected version(s): >= 2.2.0, < 2.3.1
  • Patched version(s): 2.3.1

References

Could your website be exposed too?

SmartScanner can check your website for Regular Expression Denial of Service (ReDoS) in braces and gives you actionable findings to investigate.

Start a free scan

Related Issues

You might also like:

How to Secure your NodeJs Express Javascript Application - part 1

How to Secure your NodeJs Express Javascript Application - part 2

10 Secure Coding Best Practices to Follow in Every Project

See something that needs correcting? Let us knowUpdated November 26, 2025