Axios: unbounded recursion in toFormData causes DoS via deeply nested request data

Description

toFormData recursively walks nested objects with no depth limit, so a deeply nested value passed as request data crashes the Node.js process with a RangeError.

Recommendation

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

• Affected version(s): **<= 0.31.0

  >= 1.0.0, < 1.15.1**

• Patched version(s): **0.31.1

  1.15.1**

References

• GHSA-62hf-57xw-28j9
• CVE-2026-42039
• CWE-674
• CAPEC-310
• OWASP 2021-A6

Related Issues

• yaml is vulnerable to Stack Overflow via deeply nested YAML collections - CVE-2026-33532
• flatted vulnerable to unbounded recursion DoS in parse() revive phase - CVE-2026-32141
• Cube Core is vulnerable to Denial of Service (DoS) via crafted request - CVE-2026-25957
• Seroval affected by Denial of Service via Deeply Nested Objects - CVE-2026-24006

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Tags:

npm

axios