{"schemaVersion":3,"id":"CVE-2026-70259","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to disclose information over a network.","dates":{"published":"2026-10-13T19:00:27.796Z","modified":"2026-10-19T19:35:58.993Z","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/E:U/RL:O/RC:C","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/E:U/RL:O/RC:C","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":0.00808,"percentile":0.56114,"severity":"low","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":null,"baselineDate":null,"baselineScore":null},"history":[{"date":"2026-10-14T00:00:00.000Z","score":0.00826,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00808,"percentile":0.56114}],"last30":[{"date":"2026-10-14T00:00:00.000Z","score":0.00826,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00808,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00808,"percentile":0.56114}]},"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-918","name":"Server-Side Request Forgery (SSRF)","description":"The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/918.html"}],"affected":[{"vendor":"microsoft","product":"microsoft sharepoint server subscription edition","name":"Microsoft SharePoint Server Subscription Edition","label":"microsoft sharepoint server subscription edition","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ 16.0.0, < 16.0.20326.20190","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ 16.0.0, < 16.0.20326.20190","eol":null,"hubHref":"/vendor/microsoft/microsoft_sharepoint_server_subscription_edition"},{"vendor":"microsoft","product":"sharepoint_server","name":"sharepoint server","label":"sharepoint_server","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 16.0.20326.20190","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 16.0.20326.20190","eol":null,"hubHref":"/vendor/microsoft/sharepoint_server"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70259","label":"msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70259","hostname":"msrc.microsoft.com","tags":["Vendor Advisory","Patch"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-10-13T19:00:27.796Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-10-19T19:35:58.993Z","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":"2026-10-19T23:50:59.850Z","stale":false,"partial":false}}