CVE-2022-31901
Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows attackers to crash the application via two crafted files.
- Published
- Jan 19, 2023
- Updated
- Apr 4, 2025
- Assigning CNA
- mitre
- Evidence observed
- Aug 7, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HLow · next 30 days
- Percentile
- 68.8%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows attackers to crash the application via two crafted files.
Sources
1Proof-of-concept exploit demonstrating a denial-of-service vulnerability in Notepad++ (x86) versions up to 8.4.9, triggered by opening specially crafted text files, with root cause analysis and tested versions.
Responsible use
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