Axios: Incomplete Fix for CVE-2025-62718 — NO_PROXY Protection Bypassed via RFC 1122 Loopback Subnet (127.0.0.0/8) in Ax

Description

1. Executive Summary This report documents an incomplete security patch for the previously disclosed vulnerability GHSA-3p68-rc4w-qgx5 (CVE-2025-62718), which affects the NO_PROXY hostname resolution logic in the Axios HTTP library.

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-pmwg-cvhr-8vh7
• CVE-2026-42043
• CWE-183
• CWE-441
• CWE-918
• CAPEC-310
• OWASP 2021-A1
• OWASP 2021-A10
• OWASP 2021-A4
• OWASP 2021-A6

Related Issues

• Cloudflare has SSRF via redirect following through its image-binding-transform endpoint (incomplete fix for GHSA-qpr4) - CVE-2026-41321
• Axios: no_proxy bypass via IP alias allows SSRF - CVE-2026-42038
• Axios has a NO_PROXY Hostname Normalization Bypass that Leads to SSRF - CVE-2025-62718
• Neotoma: Unauthenticated Inspector/API access via reverse-proxy loopback auth bypass - CVE-2026-45577

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Tags:

npm

axios