{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-57233","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-24T02:21:33.811Z","datePublished":"2026-08-17T20:10:37.698Z","dateUpdated":"2026-08-18T18:53:27.639Z"},"containers":{"cna":{"title":"Notepad++: Path Traversal (Zip Slip) in WinGup Plugin Extraction","problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/notepad-plus-plus/notepad-plus-plus/security/advisories/GHSA-hjxw-84rf-wg5r","tags":["x_refsource_CONFIRM"],"url":"https://github.com/notepad-plus-plus/notepad-plus-plus/security/advisories/GHSA-hjxw-84rf-wg5r"},{"name":"https://github.com/notepad-plus-plus/wingup/pull/106","tags":["x_refsource_MISC"],"url":"https://github.com/notepad-plus-plus/wingup/pull/106"},{"name":"https://github.com/notepad-plus-plus/wingup/commit/7670296a5c7fdec624e0a45dbde51059a7d735a8","tags":["x_refsource_MISC"],"url":"https://github.com/notepad-plus-plus/wingup/commit/7670296a5c7fdec624e0a45dbde51059a7d735a8"},{"name":"https://github.com/notepad-plus-plus/notepad-plus-plus/releases/tag/v8.9.7","tags":["x_refsource_MISC"],"url":"https://github.com/notepad-plus-plus/notepad-plus-plus/releases/tag/v8.9.7"}],"affected":[{"vendor":"notepad-plus-plus","product":"notepad-plus-plus","versions":[{"version":"< 8.9.7","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-08-17T20:10:37.698Z"},"descriptions":[{"lang":"en","value":"Notepad++ is a free and open-source source code editor. Prior to 8.9.7, the WinGup decompress function joins untrusted ZIP entry names to unzipDestTo without canonical containment validation, allowing an entry such as ../mimeTools/mimeTools.dll to overwrite a DLL in a sibling plugin directory and execute attacker-controlled code when Notepad++ next loads that plugin. This issue is fixed in version 8.9.7."}],"source":{"advisory":"GHSA-hjxw-84rf-wg5r","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/notepad-plus-plus/notepad-plus-plus/security/advisories/GHSA-hjxw-84rf-wg5r","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-18T18:53:21.586615Z","id":"CVE-2026-57233","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-08-18T18:53:27.639Z"}}]}}