{"id":"CVE-2026-111296","kind":"vulnerability","aliases":["CVE-2026-111296"],"related":[],"title":"Microsoft SharePoint: server-side request forgery lets an attacker gain privileges","description":"Server-side request forgery (ssrf) in Microsoft Office SharePoint allows an authorized attacker to elevate privileges over a network.","summary":"Microsoft SharePoint has a server-side request forgery flaw that lets an authorized user make the server send requests on their behalf. An attacker with a valid account can use it to elevate privileges over the network.","severity":"high","cvss":8.0,"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":["no-authorized-users","sharepoint-online"],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:27+00:00","first_seen_at":"2026-11-10T19:24:28+00:00","triaged_at":"2026-11-10T19:36:15+00:00","updated_at":"2026-11-10T19:36:15+00:00","category":"vendor","confidence":0.5,"triage":{"at":"2026-11-10T19:36:15Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Microsoft SharePoint: server-side request forgery lets an attacker gain privileges","impact":"high","summary":"Microsoft SharePoint has a server-side request forgery flaw that lets an authorized user make the server send requests on their behalf. An attacker with a valid account can use it to elevate privileges 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":"authorized user gains elevated privileges over the network","analyst_note":"Check the Microsoft Security Update Guide entry for CVE-2026-111296 for affected builds, patch and any mitigation.","how_to_check":"unknown","plain_action":"","product_name":"Microsoft Office SharePoint","needs_analyst":true,"not_affected_if":["sharepoint-online","no-authorized-users"],"who_is_affected":"Organizations running Microsoft SharePoint Server on premises where users hold valid accounts; the sources do not say which SharePoint versions or configurations are affected. Microsoft 365 SharePoint Online is managed by Microsoft. Exact affected builds are unknown.","user_interaction":"unknown","product_ecosystem":"vendor","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000699,"input_tokens":4503,"output_tokens":497,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Check the Microsoft Security Update Guide entry for CVE-2026-111296 for affected builds, patch and any mitigation.","search":"'-111296':15A,18A '-2026':14A,17A 'account':58B 'allow':78C 'attack':10A,54B,81C 'author':43B,80C 'behalf':52B 'cve':13A,16A 'elev':63B,83C 'flaw':39B 'forgeri':7A,38B,72C 'gain':11A 'let':8A,41B 'make':45B 'microsoft':1A,19A,23B,30B,75C 'microsoft-offic':22B 'network':67B,87C 'offic':24B,76C 'office':20A 'on-premis':25B 'premis':27B 'privileg':12A,64B,84C 'request':6A,37B,49B,71C 'send':48B 'server':4A,35B,47B,69C 'server-sid':3A,34B,68C 'sharepoint':2A,21A,28B,31B,77C 'side':5A,36B,70C 'ssrf':73C 'use':60B 'user':44B 'valid':57B 'vendor':29B","nicknames":[],"mitigations":[],"who_affected":"Organizations running Microsoft SharePoint Server on premises where users hold valid accounts; the sources do not say which SharePoint versions or configurations are affected. Microsoft 365 SharePoint Online is managed by Microsoft. Exact affected builds are unknown.","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":"'-111296':15A,18A '-2026':14A,17A 'attack':10A 'cve':13A,16A 'forgeri':7A 'gain':11A 'let':8A 'microsoft':1A,19A 'office':20A 'privileg':12A 'request':6A 'server':4A 'server-sid':3A 'sharepoint':2A,21A 'side':5A","search_b":"'account':58B 'attack':54B 'author':43B 'behalf':52B 'elev':63B 'flaw':39B 'forgeri':38B 'let':41B 'make':45B 'microsoft':23B,30B 'microsoft-offic':22B 'network':67B 'offic':24B 'on-premis':25B 'premis':27B 'privileg':64B 'request':37B,49B 'send':48B 'server':35B,47B 'server-sid':34B 'sharepoint':28B,31B 'side':36B 'use':60B 'user':44B 'valid':57B 'vendor':29B","search_c":"'allow':78C 'attack':81C 'author':80C 'elev':83C 'forgeri':72C 'microsoft':75C 'network':87C 'offic':76C 'privileg':84C 'request':71C 'server':69C 'server-sid':68C 'sharepoint':77C 'side':70C 'ssrf':73C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:27+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-111296","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111296","severity":null,"published_at":"2026-11-10T19:18:27+00:00","modified_at":"2026-11-10T19:18:27+00:00","first_seen_at":"2026-11-10T19:24:28+00:00","fetched_at":"2026-11-10T19:24:28+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"}