{"id":"CVE-2026-59293","state":"PUBLISHED","title":"SMB minimum protocol dialect defaults to SMB1","description":"Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM.\nSpring Integration 7.1.0\nSpring Integration 7.0.0 - 7.0.5\nSpring Integration 6.5.0 - 6.5.10\nSpring Integration 6.4.0 - 6.4.12","publishedAt":"2026-08-27T17:57:51.016Z","updatedAt":"2026-08-28T18:36:46.105Z","severity":{"score":6.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","source":"vmware"},"assigner":"vmware","products":["Spring Spring Integration"],"affected":[{"vendor":"Spring","product":"Spring Integration","defaultStatus":"unaffected","versions":[{"version":"7.1.0","status":"affected","versionType":"custom"},{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.5","versionType":"custom"},{"version":"6.5.0","status":"affected","lessThanOrEqual":"6.5.10","versionType":"custom"},{"version":"6.4.0","status":"affected","lessThanOrEqual":"6.4.12","versionType":"custom"}]}],"references":["https://spring.io/security/cve-2026-59293"],"weaknesses":["CWE-757"],"ingestedAt":"2026-10-29T20:12:32.778Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/59xxx/CVE-2026-59293.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59293","state":"PUBLISHED","datePublished":"2026-08-27T17:57:51.016Z","dateUpdated":"2026-08-28T18:36:46.105Z","assignerShortName":"vmware","assignerOrgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateReserved":"2026-07-04T18:13:34.323Z"},"containers":{"cna":{"title":"SMB minimum protocol dialect defaults to SMB1","descriptions":[{"lang":"en","value":"Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM.\nSpring Integration 7.1.0\nSpring Integration 7.0.0 - 7.0.5\nSpring Integration 6.5.0 - 6.5.10\nSpring Integration 6.4.0 - 6.4.12"}],"affected":[{"vendor":"Spring","product":"Spring Integration","defaultStatus":"unaffected","versions":[{"version":"7.1.0","status":"affected","versionType":"custom"},{"version":"7.0.0","status":"affected","lessThanOrEqual":"7.0.5","versionType":"custom"},{"version":"6.5.0","status":"affected","lessThanOrEqual":"6.5.10","versionType":"custom"},{"version":"6.4.0","status":"affected","lessThanOrEqual":"6.4.12","versionType":"custom"}]}],"references":[{"url":"https://spring.io/security/cve-2026-59293"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H","baseScore":6.6,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"HIGH","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-757 Selection of Less-Secure Algorithm During Negotiation ('Algorithm Downgrade')","type":"CWE"}]}],"providerMetadata":{"shortName":"vmware","orgId":"dcf2e128-44bd-42ed-91e8-88f912c1401d","dateUpdated":"2026-08-27T17:57:51.016Z"},"impacts":[{"descriptions":[{"lang":"en","value":"Unless the application explicitly raises smbMinVersion, the jCIFS client will negotiate down to SMB1/CIFS, which lacks mandatory signing/encryption and is vulnerable to NTLM relay and content-tampering MITM."}]}],"source":{"discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-28T18:36:28.168562Z","id":"CVE-2026-59293","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-757","type":"CWE","lang":"en","description":"CWE-757 Selection of Less-Secure Algorithm During Negotiation ('Algorithm Downgrade')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-28T18:36:46.105Z"}}]}}}