{"id":"CVE-2016-0034","title":"Microsoft Silverlight 5 before 5.1.41212.0 mishandles negative offsets during decoding, which allows remote attackers to execute arbitrary code or cause a denial of service (object-header corruption) via a crafted web site, aka \"Silverli…","summary":"Microsoft Silverlight 5 before 5.1.41212.0 mishandles negative offsets during decoding, which allows remote attackers to execute arbitrary code or cause a denial of service (object-header corruption) via a crafted web site, aka \"Silverli…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","vendor":"microsoft","product":"silverlight","affected":["silverlight >= 5.0, < 5.1.41212.0"],"patched":["silverlight 5.1.41212.0"],"published":"2016-01-13","updated":"2026-08-14","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2016-0034","references":[{"url":"http://www.securitytracker.com/id/1034655","label":"secure@microsoft.com"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-006","label":"secure@microsoft.com"},{"url":"http://www.securitytracker.com/id/1034655","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-006","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-0034","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","kev","in-the-wild"],"epss":0.69397,"epssPercentile":0.99346,"kev":true,"kevDateAdded":"2022-05-25","kevDueDate":"2022-06-15","kevRansomware":true,"exploited":true,"zeroDay":true,"ingestedAt":"2026-08-14T06:15:27.286Z","slug":"CVE-2016-0034","body":"## Overview\n\nMicrosoft Silverlight 5 before 5.1.41212.0 mishandles negative offsets during decoding, which allows remote attackers to execute arbitrary code or cause a denial of service (object-header corruption) via a crafted web site, aka \"Silverlight Runtime Remote Code Execution Vulnerability.\"\n\n## Affected\n\n- `silverlight >= 5.0, < 5.1.41212.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `silverlight 5.1.41212.0`","depth":"abyssal","depthScore":92,"depthScoreParts":{"impact":48.4,"likelihood":13.9,"exploitation":25,"ransomware":5},"changes":[{"seq":160,"id":"CVE-2016-0034","ts":1787603523389,"field":"epss","old":"0.58541","new":"0.69609"}]}