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CVE-2025-56383

Notepad++ v8.8.3 has a DLL hijacking vulnerability, which can replace the original DLL file to execute malicious code.

Published
Last modified
published
Not listed in CISA KEV
2 proofs of concept on GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: total

Summary

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.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: total

  3. Record last updated

Affected versions

  • n/a n/a

    Version range not reported

References 6

GitHub · notepad-plus-plus/notepad-plus-plus

GitHub · zer0t0/CVE-2025-56383-Proof-of-Concept

vicarius.io

GitHub · NewComrade12211/CVE-2025-56383