{"id":"CVE-2016-3367","aliases":["EUVD-2016-4398","GHSA-88qc-24w9-rxv7"],"status":"published","title":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for...","description":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka \"Microsoft Silverlight Memory Corruption Vulnerability.\"","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.17793,"percentile":0.97185,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2016-09-14T10:00:00Z","modified":"2026-06-17T00:45:33Z","products":[{"vendor":"microsoft","product":"silverlight"}],"references":[{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-109","tags":["vendor-advisory","x_refsource_MS","x_transferred"]},{"url":"http://www.securitytracker.com/id/1036795","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred"]},{"url":"http://www.securityfocus.com/bid/92837","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-3367"},{"url":"https://github.com/advisories/GHSA-88qc-24w9-rxv7"}],"sources":{"cve":[{"id":"CVE-2016-3367","description":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka \"Microsoft Silverlight Memory Corruption Vulnerability.\"","status":"published","published":"2016-09-14T10:00:00Z","modified":"2024-08-05T23:56:13.098Z","updated_at":"2026-11-02T14:33:34.094161Z"}],"euvd":[{"id":"EUVD-2016-4398","description":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka \"Microsoft Silverlight Memory Corruption Vulnerability.\"","status":"published","published":"2016-09-14T10:00:00Z","modified":"2024-08-05T23:56:13Z","updated_at":"2026-11-03T02:22:50.077805Z"}],"ghsa":[{"id":"GHSA-88qc-24w9-rxv7","title":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for...","description":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka \"Microsoft Silverlight Memory Corruption Vulnerability.\"","status":"published","published":"2022-05-14T02:23:13Z","modified":"2023-02-02T05:05:29Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:52:07.660157Z"}],"nvd":[{"id":"CVE-2016-3367","description":"StringBuilder in Microsoft Silverlight 5 before 5.1.50709.0 does not properly allocate memory for string-insert and string-append operations, which allows remote attackers to execute arbitrary code via a crafted web site, aka \"Microsoft Silverlight Memory Corruption Vulnerability.\"","status":"published","published":"2016-09-14T10:59:41.827Z","modified":"2026-06-17T00:45:33.873Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":9.3,"vector":"AV:N/AC:M/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:29.893676Z"}]}}