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Home / Vulnerability Intelligence / CVE-2026-42041

CVE-2026-42041 - Vulnerability Analysis

MediumCVSS: 4.8

Last Updated: April 27, 2026

Axios - Authentication Bypass

Published: April 24, 2026Updated: April 27, 2026PoC AvailableRemote Exploitable

Overview

Axios < 1.15.1 and < 0.31.1 contains a prototype pollution vulnerability caused by improper merge strategy in validateStatus config, letting attackers bypass HTTP error handling and authentication by polluting Object.prototype, exploit requires prototype pollution capability.

Severity & Score

Severity: Medium
CVSS Score: 4.8

Impact

Attackers can bypass application-level authentication and error handling, treating all HTTP errors as successful responses.

Mitigation

Update to versions 1.15.1 or 0.31.1 or later.

Details

CVE ID
CVE-2026-42041
Severity
Medium
CVSS Score
4.8
Type
prototype_pollution
Status
confirmed

CWE

  • CWE-287

CVSS Metrics

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