Information Disclosure in Purocean Yank Note Settings Endpoint
CVE-2026-122154

6.9MEDIUM

Key Information:

Vendor: Purocean
Status: Yank Note
Vendor: CVE Published:; 5 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-122154?

A vulnerability exists in Purocean Yank Note version 3.93.0, specifically in the Settings Endpoint's config.getAll function located in src/main/server/index.ts. This vulnerability leads to potential information disclosure, allowing unauthorized access to sensitive data. The issue can be exploited remotely and has been made public, raising the risk of attack. It is crucial for users of the affected version to upgrade to version 3.93.1, which addresses the vulnerability by removing sensitive information from responses. To ensure the integrity and security of your application, implement the recommended patch identified in commit 59f85d48f17a70a402ad59dcecacdbec20f954df.

Affected Version(s)

Yank Note 3.93.0

Yank Note 3.93.1

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-122154 - Proof of Concept