Axios: HTTP/2 adapter bypasses configured DNS lookup and proxy controls — GHSA-3PQ3-5FJ3-CG6V

Summary

## Summary Axios for Node.js does not apply configured DNS lookup or proxy controls when a request uses `httpVersion: 2`. The HTTP/1 adapter path wraps and forwards `config.lookup`, builds normal request options, and applies proxy routing through `setProxy()`. The HTTP/2 path builds a session with `http2.connect()` using only `options.http2Options`, which drops the top-level `lookup`, `agent`, and proxy state.…

Timeline

Published by source

2026-09-30

Risk context

• Reported severity or threat level: high.
• Reported CVSS score: 7 out of 10.
• Reported EPSS value: 0.00527.
• Review exposure for the affected product or family: npm: axios.

Product

npm: axios

What to do

General, cautious steps (verify details in the official source):

• Prioritize patching or mitigation immediately (treat as actively risky).
• Identify affected product versions in your inventory and verify whether you are impacted.
• Apply vendor patches/updates or recommended mitigations as soon as available.
• Read the official advisory for exact affected versions and remediation steps.

Official advisory

• Read the official source
• CVE Record
• NVD

Evidence and provenance

Canonical advisory ID

GHSA-3PQ3-5FJ3-CG6V

Source

GitHub

Vendor

GitHub

Published by source

2026-09-30

Last source activity

2026-09-30

Additional identifiers

CVE-2026-101898

Curated by

hlukh.ch

Related advisories and connections

These advisories are connected by shared CVE, product, vendor, source, or time signals.