CVE-2026-42036: Axios: HTTP adapter streamed responses bypass maxContentLength

May 5, 2026

When responseType: ‘stream’ is used, Axios returns the response stream without enforcing maxContentLength. This bypasses configured response-size limits and allows unbounded downstream consumption.

References

github.com/advisories/GHSA-vf2m-468p-8v99
github.com/axios/axios/security/advisories/GHSA-vf2m-468p-8v99
nvd.nist.gov/vuln/detail/CVE-2026-42036

Code Behaviors & Features

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