{"id":"CVE-2026-112343","state":"PUBLISHED","title":"Syncplify Server! < 8.8.0 Permission Override Bypass via Path Casing","description":"Syncplify Server! before 8.8.0 contains an access control bypass vulnerability that allows authenticated SFTP users to evade per-path permission overrides by exploiting case-insensitive filesystem path resolution and 8.3 short names. Attackers can address a protected directory using alternate capitalization or its 8.3 short name to perform file uploads and downloads that the configured override is intended to deny, resulting in unauthorized file access.","publishedAt":"2026-10-26T15:54:12.544Z","updatedAt":"2026-10-29T12:48:36.207Z","severity":{"score":8.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Syncplify, Inc. Syncplify Server!"],"affected":[{"vendor":"Syncplify, Inc.","product":"Syncplify Server!","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"8.8.0","versionType":"semver"}],"platforms":["Windows"]}],"references":["https://blog.syncplify.com/p/syncplify-server-v880-released","https://www.vulncheck.com/advisories/syncplify-server-permission-override-bypass-via-path-casing"],"weaknesses":["CWE-41"],"ingestedAt":"2026-10-29T20:10:43.281Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/112xxx/CVE-2026-112343.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-112343","state":"PUBLISHED","datePublished":"2026-10-26T15:54:12.544Z","dateUpdated":"2026-10-29T12:48:36.207Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-19T14:41:46.701Z"},"containers":{"cna":{"title":"Syncplify Server! < 8.8.0 Permission Override Bypass via Path Casing","descriptions":[{"lang":"en","value":"Syncplify Server! before 8.8.0 contains an access control bypass vulnerability that allows authenticated SFTP users to evade per-path permission overrides by exploiting case-insensitive filesystem path resolution and 8.3 short names. Attackers can address a protected directory using alternate capitalization or its 8.3 short name to perform file uploads and downloads that the configured override is intended to deny, resulting in unauthorized file access."}],"affected":[{"vendor":"Syncplify, Inc.","product":"Syncplify Server!","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"8.8.0","versionType":"semver"}],"platforms":["Windows"]}],"references":[{"url":"https://blog.syncplify.com/p/syncplify-server-v880-released","name":"Release Notes","tags":["release-notes","patch"]},{"url":"https://www.vulncheck.com/advisories/syncplify-server-permission-override-bypass-via-path-casing","name":"VulnCheck Advisory: Syncplify Server! < 8.8.0 Permission Override Bypass via Path Casing","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"HIGH","baseScore":8.6,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}},{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE","version":"3.1","baseSeverity":"HIGH","baseScore":8.1,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-41","lang":"en","description":"Improper Resolution of Path Equivalence","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-10-29T12:48:36.207Z"},"datePublic":"2026-10-25T00:00:00.000Z","credits":[{"lang":"en","value":"Che Agg Truvat","type":"finder"}],"x_generator":{"engine":"vulncheck"}}}}}