# CVE-2026-42043: node-axios: Axios is a promise based HTTP client for the browser and Node.js

CVE-2026-42043 is fixed in node-axios on 1 platform, first by node-axios 0.19.0+dfsg-2ubuntu0.1~esm1, released April 24, 2026. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2026-42043
- Priority: High
- CVSS: 10.0 (Medium)
- EPSS: 0.0071
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 24, 2026

## Description

Axios is a promise based HTTP client for the browser and Node.js. Prior to 1.15.1 and 0.31.1, an attacker who can influence the target URL of an Axios request can use any address in the 127.0.0.0/8 range (other than 127.0.0.1) to completely bypass the NO_PROXY protection. This vulnerability is due to an incomplete for CVE-2025-62718, This vulnerability is fixed in 1.15.1 and 0.31.1.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | node-axios Debian 14 | 1.15.2-1 | [DEBIAN-CVE-2026-42043](https://patchblox.com/security/data/fix/linux/debian-cve-2026-42043.md) | May 15, 2026 |
| Linux | node-axios Ubuntu 20.04 LTS (focal) | 0.19.0+dfsg-2ubuntu0.1~esm1 | [node-axios 0.19.0+dfsg-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-node-axios-0.19.0-dfsg-2ubuntu0.1-esm1.md) | Apr 24, 2026 |
| Linux | node-axios Ubuntu 22.04.1 LTS (jammy) | 0.26.0+dfsg-1ubuntu0.1~esm1 | [node-axios 0.26.0+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-node-axios-0.26.0-dfsg-1ubuntu0.1-esm1.md) | Apr 24, 2026 |
| Linux | node-axios Ubuntu 24.04.5 LTS (noble) | 1.6.8+dfsg-2ubuntu0.1~esm1 | [node-axios 1.6.8+dfsg-2ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-node-axios-1.6.8-dfsg-2ubuntu0.1-esm1.md) | May 7, 2026 |
| Linux | node-axios Ubuntu 26.04.1 LTS (resolute) | 1.13.2+dfsg-1ubuntu0.1~esm1 | [node-axios 1.13.2+dfsg-1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-node-axios-1.13.2-dfsg-1ubuntu0.1-esm1.md) | May 7, 2026 |

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Data as of 2026-11-09T07:25:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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