CVE-2025-56383

{"id": "CVE-2025-56383", "cveTags": [{"tags": ["disputed"], "sourceIdentifier": "cve@mitre.org"}], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.4, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.5}]}, "published": "2025-09-26T18:15:36.490", "references": [{"url": "https://github.com/notepad-plus-plus/notepad-plus-plus", "source": "cve@mitre.org"}, {"url": "https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept", "source": "cve@mitre.org"}, {"url": "https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept/issues/1", "source": "cve@mitre.org"}, {"url": "https://www.vicarius.io/vsociety/posts/cve-2025-56383-detect-notepad-vulnerability", "source": "cve@mitre.org"}, {"url": "https://www.vicarius.io/vsociety/posts/cve-2025-56383-mitigate-notepad-vulnerability", "source": "cve@mitre.org"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-427"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2025-11-19T15:15:48.437", "sourceIdentifier": "cve@mitre.org"}