{"id":"CVE-2026-110065","kind":"vulnerability","aliases":["CVE-2026-110065"],"related":[],"title":"Microsoft SharePoint: cross-site scripting lets an authorized user spoof pages","description":"Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Office SharePoint allows an authorized attacker to perform spoofing over a network.","summary":"Microsoft Office SharePoint fails to neutralize input when it generates web pages, which is a cross-site scripting flaw. An attacker with a valid account can spoof content over the network.","severity":"high","cvss":7.3,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"Microsoft Office SharePoint","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["microsoft-office","on-premises","sharepoint","vendor"],"not_affected_if":["sharepoint-online"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:24+00:00","first_seen_at":"2026-11-10T19:24:27+00:00","triaged_at":"2026-11-10T19:47:43+00:00","updated_at":"2026-11-10T19:47:43+00:00","category":"vendor","confidence":0.5,"triage":{"at":"2026-11-10T19:47:43Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Microsoft SharePoint: cross-site scripting lets an authorized user spoof pages","impact":"medium","summary":"Microsoft Office SharePoint fails to neutralize input when it generates web pages, which is a cross-site scripting flaw. An attacker with a valid account can spoof content over the network.","audience":"businesses","category":"vendor","nicknames":[],"who_cares":["sharepoint","microsoft-office","on-premises"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"attacker spoofs page content inside SharePoint for other users","analyst_note":"Confirm affected SharePoint builds and Microsoft's patch or advisory for CVE-2026-110065; the sources give no versions or fix.","how_to_check":"unknown","plain_action":"","product_name":"Microsoft Office SharePoint","needs_analyst":true,"not_affected_if":["sharepoint-online"],"who_is_affected":"unknown","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000656,"input_tokens":4510,"output_tokens":409,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Confirm affected SharePoint builds and Microsoft's patch or advisory for CVE-2026-110065; the sources give no versions or fix.","search":"'-110065':15A,18A '-2026':14A,17A 'account':55B 'allow':78C 'attack':51B,81C 'author':9A,80C 'content':58B 'cross':4A,46B,71C 'cross-sit':3A,45B,70C 'cve':13A,16A 'fail':33B 'flaw':49B 'generat':39B,69C 'improp':62C 'input':36B,65C 'let':7A 'microsoft':1A,19A,23B,30B,75C 'microsoft-offic':22B 'network':61B,87C 'neutral':35B,63C 'offic':24B,31B,76C 'office':20A 'on-premis':25B 'page':12A,41B,68C 'perform':83C 'premis':27B 'script':6A,48B,73C 'sharepoint':2A,21A,28B,32B,77C 'site':5A,47B,72C 'spoof':11A,57B,84C 'user':10A 'valid':54B 'vendor':29B 'web':40B,67C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":["microsoftofficesharepoint","officesharepoint"],"ptokens":["microsoft","office","sharepoint"],"labels":["high","microsoftoffice","onpremises","sharepoint","vendor"],"campaign_type":null,"search_a":"'-110065':15A,18A '-2026':14A,17A 'author':9A 'cross':4A 'cross-sit':3A 'cve':13A,16A 'let':7A 'microsoft':1A,19A 'office':20A 'page':12A 'script':6A 'sharepoint':2A,21A 'site':5A 'spoof':11A 'user':10A","search_b":"'account':55B 'attack':51B 'content':58B 'cross':46B 'cross-sit':45B 'fail':33B 'flaw':49B 'generat':39B 'input':36B 'microsoft':23B,30B 'microsoft-offic':22B 'network':61B 'neutral':35B 'offic':24B,31B 'on-premis':25B 'page':41B 'premis':27B 'script':48B 'sharepoint':28B,32B 'site':47B 'spoof':57B 'valid':54B 'vendor':29B 'web':40B","search_c":"'allow':78C 'attack':81C 'author':80C 'cross':71C 'cross-sit':70C 'generat':69C 'improp':62C 'input':65C 'microsoft':75C 'network':87C 'neutral':63C 'offic':76C 'page':68C 'perform':83C 'script':73C 'sharepoint':77C 'site':72C 'spoof':84C 'web':67C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:24+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110065","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110065","severity":null,"published_at":"2026-11-10T19:18:24+00:00","modified_at":"2026-11-10T19:18:24+00:00","first_seen_at":"2026-11-10T19:24:27+00:00","fetched_at":"2026-11-10T19:24:27+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}