CVE-2025-56383HIGH 8.4EPSS p14.1%
CVE-2025-56383CVE-2025-56383
Description
Notepad++ v8.8.3 has a DLL hijacking vulnerability, which can replace the original DLL file to execute malicious code. NOTE: this is disputed by multiple parties because the behavior only occurs when a user installs the product into a directory tree that allows write access by arbitrary unprivileged users.
Scoring
| CVSS 3.1 | 8.4 (HIGH) |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.23% probability of exploitation · percentile 14.1% · 2026-06-18T12:00:27Z |
| Published | 2025-09-26 |
| Last modified | 2026-04-15 |
Underlying weaknesses· 1
References
- https://github.com/notepad-plus-plus/notepad-plus-plus
- https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept
- https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept/issues/1
- https://www.vicarius.io/vsociety/posts/cve-2025-56383-detect-notepad-vulnerability
- https://www.vicarius.io/vsociety/posts/cve-2025-56383-mitigate-notepad-vulnerability
1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Uncontrolled Search Path Elementcwe-427 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.