{"schema":"threatline.record/2","record":{"id":"CVE-2017-11826","aliases":[],"summary":"Microsoft Office Remote Code Execution Vulnerability","details":"A remote code execution vulnerability exists in Microsoft Office software when the software fails to properly handle objects in memory. An attacker who successfully exploited the vulnerability could run arbitrary code in the context of the current user.","categories":["Applications & CMS"],"product":"Office","vendor":"Microsoft","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2017-11826","source_modified_at":"2025-10-21T23:55:31.281Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Microsoft Office","vendor":"Microsoft Corporation","versions":[{"status":"affected","version":"Microsoft Office 2010, SharePoint Enterprise Server 2010, SharePoint Server 2010, Web Applications, Office Web Apps Server 2010 and 2013, Word Viewer, Word 2007, 2010, 2013 and 2016, Word Automation Services, Office Online Server."}],"defaultStatus":null}],"fixed_versions":[],"cvss":7.8,"severity":"High","kev":{"listed":true,"date_added":"2022-03-03","due_date":"2022-03-24","required_action":"Apply updates per vendor instructions.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.81333,"percentile":0.99639,"score_date":"2026-10-23"},"published_at":"2017-10-13T13:00:00.000Z","modified_at":"2025-10-21T23:55:31.281Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2017-11826","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2025-10-21T23:55:31.281Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2017-11826","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11826","source":"CISA KEV"},{"source":"CVE List","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-11826","tags":["x_refsource_CONFIRM","x_transferred"]},{"source":"CVE List","url":"https://0patch.blogspot.com/2017/11/0patching-pretty-nasty-microsoft-word.html","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.tarlogic.com/en/blog/exploiting-word-cve-2017-11826/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://securingtomorrow.mcafee.com/mcafee-labs/analyzing-microsoft-office-zero-day-exploit-cve-2017-11826-memory-corruption-vulnerability/","tags":["x_refsource_MISC","x_transferred"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-11826","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2025-02-10T14:43:12.282167Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2025-10-21T23:55:31.281Z","content_hash":"039459a46942727d419dcbc2c629579f5633bb187d64c049c0583f5becf9ffa7"}}