CVE-2020-28168: Axios vulnerable to Server-Side Request Forgery

Severity: medium (CVSS 5.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2020-11-06 · updated 2026-06-17
Weakness: CWE-918

Description

Axios NPM package 0.21.0 contains a Server-Side Request Forgery (SSRF) vulnerability where an attacker is able to bypass a proxy by providing a URL that responds with a redirect to a restricted host or IP address.

Affected products

axios: from 0.19.0 through 0.21.0
Siemens SINEC INS: before 1.0; 1.0-sp1 — fixed in 1.0
Npm Axios: before 0.21.1 — fixed in 0.21.1

How to fix

Upgrade to a fixed version: Siemens SINEC INS 1.0; Npm Axios 0.21.1. Check the vendor advisory for mitigations.

References

https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
https://github.com/axios/axios/issues/3369
https://lists.apache.org/thread.html/r25d53acd06f29244b8a103781b0339c5e7efee9099a4d52f0c230e4a%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r954d80fd18e9dafef6e813963eb7e08c228151c2b6268ecd63b35d1f%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rdfd2901b8b697a3f6e2c9c6ecc688fd90d7f881937affb5144d61d6e%40%3Ccommits.druid.apache.org%3E
https://cert-portal.siemens.com/productcert/pdf/ssa-637483.pdf
https://github.com/axios/axios/issues/3369
https://lists.apache.org/thread.html/r25d53acd06f29244b8a103781b0339c5e7efee9099a4d52f0c230e4a%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/r954d80fd18e9dafef6e813963eb7e08c228151c2b6268ecd63b35d1f%40%3Ccommits.druid.apache.org%3E
https://lists.apache.org/thread.html/rdfd2901b8b697a3f6e2c9c6ecc688fd90d7f881937affb5144d61d6e%40%3Ccommits.druid.apache.org%3E

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