CVE-2022-31901 Memory corruption in n/a
Attackers can crash Notepad++ by opening two crafted files due to a buffer overflow in the hotspot addition function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-31901?
CVE-2022-31901 is a medium-severity memory corruption vulnerability in n/a, published on 19 Jan 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Buffer overflow in function Notepad_plus::addHotSpot in Notepad++ v8.4.3 and earlier allows attackers to crash the application via two crafted files.
Weakness: CWE-787
Which versions are affected by CVE-2022-31901?
It affects 1 product.
Products include Notepad-Plus-Plus Notepad\+\+.
How do I fix CVE-2022-31901?
No fix has been published for CVE-2022-31901 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-31901 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-31901 exists.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in n/a
- CVE-2025-15556 Notepad++ Download of Code Without Integrity Check
- CVE-2026-48778 Notepad++: Arbitrary Code Execution via config.xml commandLineInterpreter
- CVE-2026-48800 Notepad++: Arbitrary Code Execution via shortcuts.xml UserCommand Injection
- CVE-2026-52884 Notepad++: CVE-2026-48800 Bypass
- CVE-2023-47452 Privilege escalation in n/a
Sources
Also known as GHSA-v6qv-5wc9-pq33.