CVE-2016-3350

ChakraCore RCE Vulnerability

7.5 HighFix available

CVE-2016-3350 is a high vulnerability (CVSS 7.5) in Microsoft Edge, published September 14, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 15.3%, the 96th percentile. Fixed in Microsoft.ChakraCore 1.2.1.

The Chakra JavaScript engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-3377.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: High
Privileges needed: None
User interaction: Required

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

15.3%Down 8.6 points since Feb 4, 2022

What each source reports

NVD Score used 7.5

Record: CVE-2016-3350
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0: 7.6 HighAV:N/AC:H/Au:N/C:C/I:C/A:C
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2016-3350
Updated: 2026-11-02

EUVDEUVD-2022-4719 No score

Record: EUVD-2022-4719
Updated: 2026-11-03

GitHub AdvisoriesGHSA-p94c-r74j-43qg 7.5

ChakraCore RCE Vulnerability

Record: GHSA-p94c-r74j-43qg
CVSS 3.0: 7.5 HighCVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

OSVGHSA-p94c-r74j-43qg 7.5