{"id":"CVE-2018-8387","aliases":["EUVD-2018-20027","GHSA-h978-6qh4-xpmc"],"status":"published","title":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in...","description":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka \"Microsoft Edge Memory Corruption Vulnerability.\" This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8377.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.1018,"percentile":0.95693,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2018-08-15T17:00:00Z","modified":"2026-06-17T02:04:45Z","products":[{"vendor":"microsoft","product":"edge"},{"vendor":"microsoft","product":"microsoft edge"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8387","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"http://www.securityfocus.com/bid/105021","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8387"},{"url":"https://github.com/advisories/GHSA-h978-6qh4-xpmc"}],"sources":{"cve":[{"id":"CVE-2018-8387","description":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka \"Microsoft Edge Memory Corruption Vulnerability.\" This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8377.","status":"published","published":"2018-08-15T17:00:00Z","modified":"2024-08-05T06:54:36.199Z","updated_at":"2026-11-02T14:35:04.172099Z"}],"euvd":[{"id":"EUVD-2018-20027","description":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka \"Microsoft Edge Memory Corruption Vulnerability.\" This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8377.","status":"published","published":"2018-08-15T17:00:00Z","modified":"2024-08-05T06:54:36Z","updated_at":"2026-11-03T02:40:03.169087Z"}],"ghsa":[{"id":"GHSA-h978-6qh4-xpmc","title":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in...","description":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka \"Microsoft Edge Memory Corruption Vulnerability.\" This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8377.","status":"published","published":"2022-05-13T01:20:51Z","modified":"2023-02-01T05:06:14Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:50:19.669171Z"}],"nvd":[{"id":"CVE-2018-8387","description":"A remote code execution vulnerability exists when Microsoft Edge improperly accesses objects in memory, aka \"Microsoft Edge Memory Corruption Vulnerability.\" This affects Microsoft Edge. This CVE ID is unique from CVE-2018-8377.","status":"published","published":"2018-08-15T17:29:08.207Z","modified":"2026-06-17T02:04:45.22Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.6,"vector":"AV:N/AC:H/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:36.842579Z"}]}}