What is CVE-2026-42038?

CVE-2026-42038 is a medium-severity vulnerability in Axios, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2026-04-24.

How severe is CVE-2026-42038?

Medium severity. CVSS v3 base score is 6.8 out of 10.

SSRF in Axios

CVE-2026-42038

Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, he fix for no_proxy hostname normalization bypass is incomplete. When no_proxy=localhost is set, requests to 127.0.0.1 and [::1] still route thro…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.001 (19.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Axios — versions >= 1.0.0, < 1.15.1, < 0.31.1

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

https://github.com/axios/axios/security/advisories/GHSA-m7pr-hjqh-92cm (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-42038?: CVE-2026-42038 is a medium-severity vulnerability in Axios, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.8/10. Published 2026-04-24.
How severe is CVE-2026-42038?: Medium severity. CVSS v3 base score is 6.8 out of 10.