Critical Axios Vulnerability Enables Remote Code Execution, PoC Released

Gbhackers •Divya • April 13, 2026

A critical security vulnerability has been discovered in Axios, one of the most widely used HTTP client libraries, exposing applications to Remote Code Execution (RCE) and full cloud infrastructure compromise. Tracked as CVE-2026-40175, this flaw carries a critical CVSS 3.1 score of 9.9 and allows attackers to bypass AWS IMDSv2 security controls to exfiltrate sensitive […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Axios CVE-2026-40175: Critical Vulnerability Misrepresented as Easily Exploitable A critical vulnerability in Axios, tracked as CVE-2026-40175, was reported with a CVSS score of 9.9, suggesting potential for remote code execution (RCE) and cloud infrastructure compromise. However, analysis reveals that exploitation is not feasible in typical production environments due to Node.js's built-in protections against malformed headers. The vulnerability arises from unsafe header values allowed by Axios, but Node.js has blocked the core exploit mechanism for years. The researcher who reported the issue confirmed that real-world applications should not be affected, as the exploit requires non-standard usage of Axios. While the CVE is valid at the library level, the practical risk is significantly lower than initially portrayed. The vulnerability was published on April 10, 2026, and has sparked widespread media attention despite its limited exploitability. 4 sources 43

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Critical Axios Vulnerability Enables Remote Code Execution, PoC Released

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Extracted Entities

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