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Actively Exploited in the Wild

This vulnerability is being actively exploited in the wild.

Rizonesoft Notepad3 Out-of-Bounds Read Vulnerability

Vulnerability

An out-of-bounds read vulnerability has been identified in Rizonesoft Notepad3, specifically within the Scintilla and Oniguruma source modules. This issue arises in program files related to regular expression compilation. The vulnerability affects Notepad3 versions prior to 6.25.714.1.

Impact

Exploitation of this vulnerability could lead to out-of-bounds read, potentially allowing for information disclosure or causing a crash.

Added: Mar 24, 2026, 4:33 AM
Updated: Mar 24, 2026, 4:33 AM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
0.6
exploitability
5.0
remediation
0.0
relevance
4.6
threat
8.0
urgency
5.7
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.