Apache APISIX OpenID-connect ID Spoofing Vuln 2.3-3.16.0
CVE-2026-44087 Published on June 19, 2026

Apache APISIX: Openid-connect plugin Identity Header Spoofing
Insufficient Verification of Data Authenticity vulnerability in Apache APISIX. The openid-connect plugin under default configuration has an attack surface that allows the attacker to spoof identity headers allowing the attacker to get unauthorized access the protected resources. This issue affects Apache APISIX: from 2.3 through 3.16.0. Users are recommended to upgrade to version 3.17.0, which fixes the issue.

Vendor Advisory NVD

Vulnerability Analysis

CVE-2026-44087 can be exploited with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE

Weakness Type

Insufficient Verification of Data Authenticity

The software does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.


Products Associated with CVE-2026-44087

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Apache Apisix
 

Affected Versions

Apache Software Foundation Apache APISIX:

Exploit Probability

EPSS
0.21%
Percentile
11.70%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.