{"id":"CVE-2021-41379","aliases":[],"url":"https://o3.security/vulnerability/CVE-2021-41379","summary":"Windows Installer Elevation of Privilege Vulnerability","details":"Windows Installer Elevation of Privilege Vulnerability","published":"2021-11-10T01:19:32.127","modified":"2026-08-19T19:22:46.060","cvss":{"score":5.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.19532,"percentile":0.97236,"asOf":"2026-09-16"},"cisaKev":null,"exploitsKnown":3,"affectedPackages":[],"fix":null,"references":[{"type":"FIX","url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-41379"},{"type":"FIX","url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-41379"},{"type":"ADVISORY","url":"https://www.zerodayinitiative.com/advisories/ZDI-21-1308/"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-41379"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-19T19:22:46.060"}}