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CVE-2026-44087— Apache APISIX: Openid-connect plugin Identity Header Spoofing

Quick assessment

Affected
Apache Software Foundation Apache APISIX
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Apache Software Foundation Apache APISIX是Apache Software Foundation基金会的一个API网关解决方案。 Apache APISIX存在输入验证错误漏洞，该漏洞源于openid-connect插件在默认配置下存在数据真实性验证不足，可能导致攻击者伪造身份标头，从而未经授权访问受保护资源。以下版本受到影响：2.3版本至3.16.0版本。

AI Predicted 9.1 Difficulty: Easy EPSS 0.28% · P19

Affected Version Matrix 1

VendorProduct Version RangeStatus
Apache Software Foundation Apache APISIX 2.3≤ 3.16.0 affected
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I. Basic Information for CVE-2026-44087

Vulnerability Information
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Vulnerability Title
Apache APISIX: Openid-connect plugin Identity Header Spoofing
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对数据真实性的验证不充分
Source: CVE Program / CVE List V5
Vulnerability Title
Apache APISIX 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Software Foundation Apache APISIX是Apache Software Foundation基金会的一个API网关解决方案。 Apache APISIX存在输入验证错误漏洞，该漏洞源于openid-connect插件在默认配置下存在数据真实性验证不足，可能导致攻击者伪造身份标头，从而未经授权访问受保护资源。以下版本受到影响：2.3版本至3.16.0版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Apache Software Foundation Apache APISIX 2.3 ~ 3.16.0 -

II. Public POCs for CVE-2026-44087

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III. Intelligence Information for CVE-2026-44087

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Mailing List Discussions for CVE-2026-44087 (1)

Same Patch Batch · Apache Software Foundation · 2026-06-19 · 12 CVEs total

CVE-2026-39998 Apache APISIX: Identity Injection via forward-auth Plugin Missing Header Cleanup
CVE-2026-39999 Apache APISIX: JWT Algorithm Confusion allows authentication bypass
CVE-2026-44046 Apache APISIX: wolf-rbac plugin Identity Spoofing
CVE-2026-47339 Apache APISIX: authz-casdoor incorrect session sharing
CVE-2026-44915 Apache APISIX: Cas-auth plugin open redirect via unsanitized cookie value
CVE-2026-49230 Apache APISIX: Authentication bypass in jwe-decrypt
CVE-2026-49231 Apache APISIX: Identity spoofing issue in APISIX opa plugin
CVE-2026-48895 Apache APISIX: Cas-auth Host header influence on CAS service URL
CVE-2026-47341 Apache APISIX: Session replay issue in hmac-auth
CVE-2026-49871 Apache APISIX: cas-auth login CSRF / session injection issue
CVE-2026-49872 Apache APISIX: Improper authentication in cas-auth plugin

IV. Related Vulnerabilities

Same product: Apache APISIX
Same vendor: Apache Software Foundation
Same weakness: CWE-345

V. Comments for CVE-2026-44087

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