CVE-2026-41947 Dify < 1.14.2 Authorization Bypass via Trace Configuration Endpoints
Authenticated editors can bypass tenant ownership checks to redirect application traffic to attacker-controlled trace providers, exposing sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-41947?
CVE-2026-41947 is a critical missing authorization vulnerability in langgenius dify, published on 18 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Dify before version 1.14.2 contains an authorization bypass vulnerability that allows authenticated editor users to set and enable trace configurations for any application regardless of tenant ownership. Attackers can exploit missing tenant ownership checks in the trace configuration endpoints to redirect all messages and responses from victim applications to attacker-controlled LLM trace providers. NOTE: Dify Cloud allows unauthenticated free self-registration, making account creation trivially accessible to any attacker.
Weakness: CWE-639
Which versions are affected by CVE-2026-41947?
It affects 1 product.
Products include Dify Dify.
How do I fix CVE-2026-41947?
No fix has been published for CVE-2026-41947 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-41947 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-41947 exists.
Other vulnerabilities in langgenius dify
- CVE-2026-41948 Dify v1.14.1 Path Traversal via Plugin Daemon Internal API Access
- CVE-2025-0185 Pandas Query Injection in langgenius/dify
- CVE-2026-61461 Dify < 1.16.0-rc1 SQL Injection via MyScale Vector Store search_by_full_text
- CVE-2025-67732 Dify Vulnerable to Plaintext API Key Exposure via Model Provider Configuration Endpoint
- CVE-2026-41949 Dify < 1.14.2 Authorization Bypass via File Preview Endpoint
Sources
Also known as GHSA-48v9-p8g8-55vg.