CVE & CISA-KEV Catalog

CVE-2026-42043

HIGH
7.2
CVSS v3
NVD

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.

CWE-183CWE-441CWE-918Server-Side Request Forgery (SSRF)

How to fix

Remediation Available
node-axiosDebian
Fixed in:1.15.2-1CVE-2026-42043
node-axiosUbuntu
Fixed in:0.19.0+dfsg-2ubuntu0.1~esm1USN-8638-1
Fixed in:0.26.0+dfsg-1ubuntu0.1~esm1USN-8638-1
Fixed in:1.6.8+dfsg-2ubuntu0.1~esm1USN-8638-1

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Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeChanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityNone

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

Exploit Intelligence

0.71%probability of exploitation in 30 days
53rdpercentile

Moderate risk: more likely to be exploited than 53% of all known CVEs.

References

Exploit1

Related Vulnerabilities

Other CWE-183 vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2020-25696High7.52.7%-Fix
CVE-2026-21915Medium6.72.2%-Fix
CVE-2020-1694Medium4.91.6%-Fix
CVE-2024-1654High7.21.3%-Fix
CVE-2023-4399Medium6.61.3%-Fix
CVE-2021-34787Medium5.31.0%-Fix

Common questions

How do I fix CVE-2026-42043?

Published advisories record a fix for 2 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2026-42043 being actively exploited?

Not that we know of. CVE-2026-42043 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.71% is the estimated probability that it will be exploited in the next 30 days. That is higher than 53% of all scored CVEs.

How severe is CVE-2026-42043?

CVE-2026-42043 has a CVSS v3 base score of 7.2, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-42043 affect?

Published advisories record a fix for node-axios (Debian), node-axios (Ubuntu). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-09-10.