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CVE-2026-42043

38
FAUCET Score

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.

First published: Apr 24, 2026Last modified: Apr 27, 2026

Impacted Technologies

VendorProductVersion(s)CPE
< 0.31.1CPE matchmatch criteria
cpe:2.3:a:axios:axios:*:*:*:*:*:node.js:*:*
>= 1.0.0, < 1.15.1CPE matchmatch criteria
cpe:2.3:a:axios:axios:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.66%
Probability of exploitation in next 30 days
EPSS Percentile
47.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0066 is in the 29th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

npmpatch availablevia ghsa
Product: axiosFixed in: 1.15.1
npmpatch availablevia ghsa
Product: axiosFixed in: 0.31.1
github_advisoryworkaround availablevia nvd_reference
View patch

Vendor Advisories (1)

npmGHSA-pmwg-cvhr-8vh7high

Axios: Incomplete Fix for CVE-2025-62718 — NO_PROXY Protection Bypassed via RFC 1122 Loopback Subnet (127.0.0.0/8) in Axios 1.15.0

May 5, 2026

References

access.redhat.com / errata/RHSA-2026:14937
access.redhat.com / errata/RHSA-2026:16476
access.redhat.com / errata/RHSA-2026:16532
access.redhat.com / errata/RHSA-2026:16534
access.redhat.com / errata/RHSA-2026:16535
access.redhat.com / errata/RHSA-2026:16542
access.redhat.com / errata/RHSA-2026:16874
access.redhat.com / errata/RHSA-2026:17468
access.redhat.com / errata/RHSA-2026:17474
access.redhat.com / errata/RHSA-2026:17657
access.redhat.com / errata/RHSA-2026:17699
access.redhat.com / errata/RHSA-2026:19109
access.redhat.com / errata/RHSA-2026:19375
access.redhat.com / errata/RHSA-2026:20889
access.redhat.com / errata/RHSA-2026:20938
access.redhat.com / errata/RHSA-2026:21017
access.redhat.com / errata/RHSA-2026:21338
access.redhat.com / errata/RHSA-2026:21772
access.redhat.com / errata/RHSA-2026:22465
access.redhat.com / errata/RHSA-2026:22619
access.redhat.com / errata/RHSA-2026:22629
access.redhat.com / errata/RHSA-2026:22840
access.redhat.com / errata/RHSA-2026:23361
access.redhat.com / errata/RHSA-2026:24536
access.redhat.com / errata/RHSA-2026:24539
access.redhat.com / errata/RHSA-2026:24853
access.redhat.com / errata/RHSA-2026:24977
access.redhat.com / errata/RHSA-2026:25041
access.redhat.com / errata/RHSA-2026:25089
access.redhat.com / errata/RHSA-2026:25271
access.redhat.com / errata/RHSA-2026:25273
access.redhat.com / errata/RHSA-2026:26214
access.redhat.com / errata/RHSA-2026:26225
access.redhat.com / errata/RHSA-2026:26232
access.redhat.com / errata/RHSA-2026:26234
access.redhat.com / errata/RHSA-2026:33574
access.redhat.com / errata/RHSA-2026:36882
access.redhat.com / security/cve/CVE-2026-42043
bugzilla.redhat.com / show_bug.cgi
security.access.redhat.com / data/csaf/v2/vex/2026/cve-2026-42043.json
github.com / axios/axios/security/advisories/GHSA-pmwg-cvhr-8vh7
ExploitMitigationVendor Advisory