{"schemaVersion":3,"id":"CVE-2026-50468","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Buffer over-read in SQL Server allows an authorized attacker to disclose information over a network.","dates":{"published":"2026-07-14T17:09:08.079Z","modified":"2026-10-08T18:17:05.241Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":6.5,"severity":"medium","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":6.5,"severity":"medium","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00995,"percentile":0.62059,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.00995},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00995,"percentile":0.62059}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00995,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00995,"percentile":0.62059}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-126","name":"Buffer Over-read","description":"The product reads from a buffer using buffer access mechanisms such as indexes or pointers that reference memory locations after the targeted buffer.","type":"weakness","status":"Draft","abstraction":"Variant","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/126.html"}],"affected":[{"vendor":"microsoft","product":"microsoft sql server 2025 (cu 6)","name":"Microsoft SQL Server 2025 (CU 6)","label":"microsoft sql server 2025 (cu 6)","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 17.0.4060.2, < 17.0.4060.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 17.0.4060.2, < 17.0.4060.2","eol":null,"hubHref":"/vendor/microsoft/microsoft_sql_server_2025_cu_6"},{"vendor":"microsoft","product":"microsoft sql server 2025 for x64-based systems (gdr)","name":"Microsoft SQL Server 2025 for x64-based Systems (GDR)","label":"microsoft sql server 2025 for x64-based systems (gdr)","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 17.0.1050.2, < 17.0.1125.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 17.0.1050.2, < 17.0.1125.2","eol":null,"hubHref":"/vendor/microsoft/microsoft_sql_server_2025_for_x64-based_systems_gdr"},{"vendor":"microsoft","product":"sql_server_2025","name":"sql server 2025","label":"sql_server_2025","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 17.0.1000.7, < 17.0.1125.2","noFixRecorded":false,"fixedIn":null},{"text":"≥ 17.0.4006.2, < 17.0.4060.2","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 17.0.1000.7, < 17.0.1125.2 | ≥ 17.0.4006.2, < 17.0.4060.2","eol":null,"hubHref":"/vendor/microsoft/sql_server_2025"}],"affectedCount":3,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50468","label":"msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50468","hostname":"msrc.microsoft.com","tags":["Vendor Advisory","Patch"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-07-14T17:09:08.079Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-08T18:17:05.241Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":26,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T10:33:21.012Z","stale":false,"partial":false}}