fast-xml-parser vulnerable to ReDOS at currency parsing

Description

A ReDOS that exists on currency.js was discovered by Gauss Security Labs R&D team.

Recommendation

Update the fast-xml-parser package to the latest compatible version. Followings are version details:

• Affected version(s): >= 4.3.5, < 4.4.1
• Patched version(s): 4.4.1

References

• GHSA-mpg4-rc92-vx8v
• CVE-2024-41818
• CWE-1333
• CWE-400
• CAPEC-310
• OWASP 2021-A6

Related Issues

• fast-xml-parser vulnerable to Regex Injection via Doctype Entities - CVE-2023-34104
• fast-xml-parser vulnerable to Prototype Pollution through tag or attribute name - CVE-2023-26920
• Entity Expansion Limits Bypassed When Set to Zero Due to JavaScript Falsy Evaluation in fast-xml-parser - CVE-2026-33349
• fast-xml-parser affected by numeric entity expansion bypassing all entity expansion limits (incomplete fix for CVE-2026- - CVE-2026-33036

Tags:

npm

fast-xml-parser