{"id":"CVE-2025-56383","aliases":["EUVD-2025-31376","GHSA-fq6p-2qgq-54m8"],"status":"disputed","title":"Notepad++ v8.8.3 has a DLL hijacking vulnerability, which can replace the original DLL file to...","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.","severity":{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-12","score":0.00379,"percentile":0.32302,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":false},"cwes":["CWE-427","CWE-77"],"published":"2025-09-26T00:00:00Z","modified":"2026-11-05T23:10:00Z","exploits":[{"source":"pocgithub","id":"zer0t0/CVE-2025-56383-Proof-of-Concept","title":"zer0t0/CVE-2025-56383-Proof-of-Concept","date":"2025-09-26","url":"https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept"},{"source":"pocgithub","id":"NewComrade12211/CVE-2025-56383","title":"NewComrade12211/CVE-2025-56383","date":"2025-11-05","url":"https://github.com/NewComrade12211/CVE-2025-56383"}],"references":[{"url":"https://github.com/notepad-plus-plus/notepad-plus-plus"},{"url":"https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept"},{"url":"https://github.com/zer0t0/CVE-2025-56383-Proof-of-Concept/issues/1"},{"url":"https://www.vicarius.io/vsociety/posts/cve-2025-56383-detect-notepad-vulnerability"},{"url":"https://www.vicarius.io/vsociety/posts/cve-2025-56383-mitigate-notepad-vulnerability"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-56383"},{"url":"https://github.com/advisories/GHSA-fq6p-2qgq-54m8"}],"sources":{"cve":[{"id":"CVE-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.","status":"disputed","published":"2025-09-26T00:00:00Z","modified":"2026-02-26T17:47:55.453Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-427"],"updated_at":"2026-11-02T14:32:26.320248Z"}],"euvd":[{"id":"EUVD-2025-31376","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.","status":"published","published":"2025-09-26T00:00:00Z","modified":"2026-02-26T17:47:55Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:48:22.96585Z"}],"ghsa":[{"id":"GHSA-fq6p-2qgq-54m8","title":"Notepad++ v8.8.3 has a DLL hijacking vulnerability, which can replace the original DLL file to...","description":"Notepad++ v8.8.3 has a DLL hijacking vulnerability, which can replace the original DLL file to execute malicious code.","status":"published","published":"2025-09-26T18:31:23Z","modified":"2025-11-19T15:31:32Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-77","CWE-427"],"updated_at":"2026-11-02T15:04:52.427555Z"}],"nvd":[{"id":"CVE-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.","status":"disputed","published":"2025-09-26T18:15:36.49Z","modified":"2026-11-05T23:10:00.15Z","cvss":[{"version":"3.1","score":8.4,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-427"],"updated_at":"2026-11-06T01:57:37.498693Z"}]}}