{"id":"CVE-2026-110059","kind":"vulnerability","aliases":["CVE-2026-110059"],"related":[],"title":"Microsoft Office Access: heap overflow lets an attacker run code over network","description":"Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.","summary":"A heap-based buffer overflow in Microsoft Office Access lets an unauthorized attacker run code across a network. The sources give no further detail on the trigger or the affected versions.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["access","microsoft-office","other"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T19:18:23+00:00","first_seen_at":"2026-11-10T19:24:27+00:00","triaged_at":"2026-11-10T19:32:29+00:00","updated_at":"2026-11-10T19:32:29+00:00","category":"other","confidence":0.4,"triage":{"at":"2026-11-10T19:32:29Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"network","title":"Microsoft Office Access: heap overflow lets an attacker run code over network","impact":"high","summary":"A heap-based buffer overflow in Microsoft Office Access lets an unauthorized attacker run code across a network. The sources give no further detail on the trigger or the affected versions.","audience":"businesses","category":"other","nicknames":[],"who_cares":["microsoft-office","access"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"code runs on the affected machine via network attack","analyst_note":"Find the Microsoft advisory for CVE-2026-110059 to get affected Office builds, fixed versions and whether user interaction is needed.","how_to_check":"- unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"unknown","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.000622,"input_tokens":4494,"output_tokens":346,"severity_before":"high"},"analyst_status":"queued","analyst_note":"Find the Microsoft advisory for CVE-2026-110059 to get affected Office builds, fixed versions and whether user interaction is needed.","search":"'-110059':15A,18A '-2026':14A,17A 'access':3A,19B,32B,63C 'across':39B 'affect':53B 'allow':64C 'attack':8A,36B,67C 'base':26B,57C 'buffer':27B,58C 'code':10A,38B,70C 'cve':13A,16A 'detail':47B 'execut':69C 'give':44B 'heap':4A,25B,56C 'heap-bas':24B,55C 'let':6A,33B 'microsoft':1A,21B,30B,61C 'microsoft-offic':20B 'network':12A,41B,73C 'offic':2A,22B,31B,62C 'overflow':5A,28B,59C 'run':9A,37B 'sourc':43B 'trigger':50B 'unauthor':35B,66C 'version':54B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"businesses","plain_action":null,"pkeys":[],"ptokens":[],"labels":["access","high","microsoftoffice","other"],"campaign_type":null,"search_a":"'-110059':15A,18A '-2026':14A,17A 'access':3A 'attack':8A 'code':10A 'cve':13A,16A 'heap':4A 'let':6A 'microsoft':1A 'network':12A 'offic':2A 'overflow':5A 'run':9A","search_b":"'access':19B,32B 'across':39B 'affect':53B 'attack':36B 'base':26B 'buffer':27B 'code':38B 'detail':47B 'give':44B 'heap':25B 'heap-bas':24B 'let':33B 'microsoft':21B,30B 'microsoft-offic':20B 'network':41B 'offic':22B,31B 'overflow':28B 'run':37B 'sourc':43B 'trigger':50B 'unauthor':35B 'version':54B","search_c":"'access':63C 'allow':64C 'attack':67C 'base':57C 'buffer':58C 'code':70C 'execut':69C 'heap':56C 'heap-bas':55C 'microsoft':61C 'network':73C 'offic':62C 'overflow':59C 'unauthor':66C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T19:18:23+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","cvss_by":"secure@microsoft.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-110059","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110059","severity":null,"published_at":"2026-11-10T19:18:23+00:00","modified_at":"2026-11-10T19:18:23+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"}