CVE-2026-108167

Quick assessment

Affected

Auth0 auth0-ai-langchain

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.

在检索增强生成（RAG）过程中过滤文档时，auth0-ai-python 的 FGA 检索器未能区分不同用户、关系或条件下的授权检查，导致本应被 Auth0 FGA 拒绝访问的文档被纳入模型上下文，并用于生成响应。

AI Predicted 8.1 Difficulty: Moderate Updated Nov 11, 2026

Possible ATT&CK Techniques 2 AI

T1563 · Remote Service Session Hijacking T1190 · Exploit Public-Facing Application

Updated Nov 11, 2026

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Vulnerability Information

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Vulnerability Title

N/A

Source: CVE Program / CVE List V5

Vulnerability Description

The auth0-ai-python FGA retriever does not distinguish between authorization checks under different users, relations, or conditions when filtering documents during retrieval-augmented generation, resulting in documents denied by Auth0 FGA being included in the model context and used in the generated response.

Source: CVE Program / CVE List V5

CVSS Information

N/A

Source: CVE Program / CVE List V5

Vulnerability Type

授权机制不正确

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
Auth0	auth0-ai-langchain	0 ~ 1.0.2	-
Auth0	auth0-ai-llamaindex	0 ~ 1.0.3	-

II. Public POCs for CVE-2026-108167

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-108167

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Other References for CVE-2026-108167 (1)

https://trust.okta.com/security-advisories/improper-access-control-in-auth0-ai-python-document-retrieval-cve-2026-108167 vendor-advisory

https://www.cve.org/CVERecord?id=CVE-2026-108167

Same Patch Batch · Auth0 · 2026-11-10 · 4 CVEs total

CVE-2026-107372		auth0-ai-js FGA检索器权限绕过漏洞
CVE-2026-126129		Auth0 SDK 错误处理 OIDC 注销导致未授权访问
CVE-2026-126128		Auth0 Node.js SDK 路径参数处理不当导致越权访问

IV. Related Vulnerabilities

Same vendor: Auth0

Same weakness: CWE-863