Executive Summary

CVE-2026-44087 is an Insufficient Verification of Data Authenticity vulnerability in Apache APISIX, specifically affecting the openid-connect plugin under its default configuration.

This vulnerability allows an attacker to spoof identity headers, which means the attacker can impersonate legitimate users or entities.

As a result, the attacker can gain unauthorized access to protected resources that should normally require proper authentication.

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Impact Analysis

This vulnerability can lead to unauthorized access to protected resources within systems using Apache APISIX versions 2.3 through 3.16.0 with the openid-connect plugin under default settings.

Attackers exploiting this flaw can bypass authentication controls by spoofing identity headers, potentially accessing sensitive data or performing actions they are not authorized to do.

This can compromise the confidentiality and integrity of your system's data and services.

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Mitigation Strategies

To mitigate this vulnerability, users are recommended to upgrade Apache APISIX to version 3.17.0 or later, which contains the fix for the insufficient verification of data authenticity issue in the openid-connect plugin.

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Compliance Impact

The vulnerability allows attackers to spoof identity headers and gain unauthorized access to protected resources, which could lead to unauthorized data access.

Such unauthorized access may impact compliance with standards and regulations like GDPR and HIPAA that require strict access controls and protection of sensitive data.

However, the provided information does not explicitly describe the direct effects on compliance with these regulations.

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