{"id":"CVE-2021-26419","aliases":["EUVD-2021-13225","GHSA-4qh5-35r2-7932"],"status":"published","title":"Scripting Engine Memory Corruption Vulnerability","description":"Scripting Engine Memory Corruption Vulnerability","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.22767,"percentile":0.97745,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-787"],"published":"2021-05-11T19:11:11Z","modified":"2026-06-17T03:43:22Z","products":[{"vendor":"microsoft","product":"internet explorer 11"},{"vendor":"microsoft","product":"internet explorer 9"},{"vendor":"microsoft","product":"internet_explorer"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26419","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"http://packetstormsecurity.com/files/162570/Internet-Explorer-jscript9.dll-Memory-Corruption.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-26419"},{"url":"https://github.com/advisories/GHSA-4qh5-35r2-7932"}],"sources":{"cve":[{"id":"CVE-2021-26419","title":"Scripting Engine Memory Corruption Vulnerability","description":"Scripting Engine Memory Corruption Vulnerability","status":"published","published":"2021-05-11T19:11:11Z","modified":"2024-08-03T20:26:25.535Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:32:57.033395Z"}],"euvd":[{"id":"EUVD-2021-13225","description":"Scripting Engine Memory Corruption Vulnerability","status":"published","published":"2021-05-11T19:11:11Z","modified":"2024-08-03T20:26:25Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C","level":"high"}],"updated_at":"2026-11-03T03:24:51.962182Z"}],"ghsa":[{"id":"GHSA-4qh5-35r2-7932","title":"Scripting Engine Memory Corruption Vulnerability","description":"Scripting Engine Memory Corruption Vulnerability","status":"published","published":"2022-05-24T19:02:04Z","modified":"2023-01-29T05:06:39Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119","CWE-787"],"updated_at":"2026-11-02T14:46:04.414181Z"}],"nvd":[{"id":"CVE-2021-26419","description":"Scripting Engine Memory Corruption Vulnerability","status":"published","published":"2021-05-11T19:15:08.837Z","modified":"2026-06-17T03:43:22.57Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"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":"2026-11-02T14:06:53.343329Z"}]}}