{"schemaVersion":3,"id":"CVE-2011-1891","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"Cross-site scripting (XSS) vulnerability in Microsoft Windows SharePoint Services 3.0 SP2, and SharePoint Foundation 2010 Gold and SP1, allows remote attackers to inject arbitrary web script or HTML via unspecified parameters in a request to a script, aka \"Contact Details Reflected XSS Vulnerability.\"","dates":{"published":"2011-09-15T10:00:00.000Z","modified":"2024-08-06T22:45:59.933Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":4.3,"severity":"medium","version":"2.0","versionLabel":"v2.0","source":"NVD","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"2.0","versionLabel":"v2.0","source":"NVD","score":4.3,"severity":"medium","vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.16774,"percentile":0.97014,"severity":"medium","asOf":"2026-10-19T00:00:00.000Z","change":{"pp":0,"baselineDate":"2026-09-19T00:00:00.000Z","baselineScore":0.16774},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.16774,"percentile":0.97014}],"last30":[{"date":"2026-09-19T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.16774,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.16774,"percentile":0.97014}]},"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-79","name":"Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","description":"The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/79.html"}],"affected":[{"vendor":"microsoft","product":"sharepoint_foundation","name":"sharepoint foundation","label":"sharepoint_foundation","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"2010","noFixRecorded":false,"fixedIn":null},{"text":"2010:sp1","noFixRecorded":false,"fixedIn":null}],"versionsText":"2010 | 2010:sp1","eol":null,"hubHref":"/vendor/microsoft/sharepoint_foundation"},{"vendor":"microsoft","product":"sharepoint_services","name":"sharepoint services","label":"sharepoint_services","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"3.0:sp2","noFixRecorded":false,"fixedIn":null}],"versionsText":"3.0:sp2","eol":null,"hubHref":"/vendor/microsoft/sharepoint_services"}],"affectedCount":2,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12864","label":"oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12864","hostname":"oval.cisecurity.org","tags":["VDB Entry","Signature","X Refsource OVAL"]},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-074","label":"docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-074","hostname":"docs.microsoft.com","tags":["Vendor Advisory","X Refsource MS"]},{"url":"http://www.us-cert.gov/cas/techalerts/TA11-256A.html","label":"www.us-cert.gov/cas/techalerts/TA11-256A.html","hostname":"www.us-cert.gov","tags":["Third Party Advisory","X Refsource CERT","US Government Resource"]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2011-09-15T10:00:00.000Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2024-08-06T22:45:59.933Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":21,"level":"low","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-19T22:55:57.229Z","stale":false,"partial":false}}