Critical severity · published Apr 24, 2026
CVE-2026-42043
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
10.0
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 53% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AX
axios · axios
>= 1.0.0, < 1.15.1; < 0.31.1 · source: vendor, NVD
NO
Network Observability (NETOBSERV) 1.11.0 · Red Hat
All versions, or not specified · source: CISA
OP
OpenShift Pipelines · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Management for Kubernetes 2.14 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Management for Kubernetes 2.15 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Management for Kubernetes 2.16 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Security 4.9 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Advanced Cluster Security for Kubernetes 4.10 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Ansible Automation Platform 2 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Build of Podman Desktop - Tech Preview · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Developer Hub 1.8 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Developer Hub 1.9 · Red Hat
All versions, or not specified · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-42043
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-42043
Exploit
https://github.com/axios/axios/security/advisories/GHSA-pmwg-cvhr-8vh7
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:14937
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:16476
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:16532
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:16534
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:16535
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