CVEFinder.io

CVE-2026-41947

⛔ critical
Summary

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

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.

CVSS Score
9.1
Critical
EPSS Score
0.6
Exploit Probability
Published Date
2026-05-18
First Seen: 2026-05-19
📊 Relative Risk Intelligence

This CVE is High Risk - more severe than 87.6% of all 365,987 vulnerabilities in our database.

#45,280
Top 25% most severe
Severity Percentile
🎯 CISA SSVC Assessment Updated: Jun 2, 2026
🔍 Exploitation Status
Poc
Proof-of-concept available
⚙️ Automatable
YES
Can be exploited automatically
💥 Technical Impact
Total
Complete system compromise possible
🏆 Discovered By
Ido Shani and Gal Zaban of Zafran Security
SSVC data provided by CISA
Last Modified 2026-10-14
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
CVSS Vector 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE IDs (Weakness Types)
CWE-639

📦 Affected Products 1

Vendor Product Status Affected Versions
dify dify Affected
< 1.14.1

🔗 References 6

https://github.com/langgenius/dify/commit/55d05fe52d...
https://github.com/langgenius/dify/pull/35793
Issue Tracking Mitigation Patch
https://github.com/langgenius/dify/releases/tag/1.14.2
https://huntr.com/bounties/a43076b2-fbc8-4750-9647-8...
Exploit Third Party Advisory
https://www.vulncheck.com/advisories/dify-authorizat...
Third Party Advisory
https://www.zafran.io/resources/difytap-zafran-disco...

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-61461 ⚠️ high 8.8 0.5 Dify before 1.16.0-rc1 contains a SQL injection vulnerability in the MyScale vector store backend that allows attackers ... 2026-07-10
CVE-2026-41948 ⛔ critical 9.4 1.9 Dify version 1.14.1 and prior contain a path traversal vulnerability that allows authenticated users to manipulate reque... 2026-05-18
CVE-2026-41949 🔶 medium 5.9 0.6 Dify before version 1.14.2 contains an authorization bypass vulnerability in the file preview endpoint that allows any a... 2026-05-18
CVE-2026-21866 🔶 medium 5.4 0.0 Dify is an open-source LLM app development platform. Prior to 1.11.2, Dify is vulnerable to a stored XSS issue when rend... 2026-03-03
CVE-2026-28288 🔶 medium 5.3 0.0 Dify is an open-source LLM app development platform. Prior to 1.9.0, responses from the Dify API to existing and non-exi... 2026-02-27
CVE-2026-26023 🔶 medium 6.1 0.0 Dify is an open-source LLM app development platform. Prior to 1.13.0, a cross site scripting vulnerability has been foun... 2026-02-11
These CVEs affect the same products