{"cve":"CVE-2019-1445","nvd":{"published":"2019-11-12T19:15:15.723","modified":"2026-06-17T02:28:37.687","status":"Modified","description":"A spoofing vulnerability exists when Office Online does not validate origin in cross-origin communications handlers correctly, aka 'Microsoft Office Online Spoofing Vulnerability'. This CVE ID is unique from CVE-2019-1447.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","score":5.4},"cwes":["CWE-346"],"references":["https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1445","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1445"],"products":["microsoft:office_online_server"],"source":"nvd","synced_at":"2026-10-19T20:59:25.448946135+00:00"},"epss":{"cve":"CVE-2019-1445","score":0.00805,"percentile":0.56786,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}