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Vulnerability details: VCID-15bg-k749-f3cq
Vulnerability ID VCID-15bg-k749-f3cq
Aliases CVE-2018-0777
Summary Out-of-bounds Write Microsoft Edge in Windows Gold, and Windows Server allows an attacker to execute arbitrary code in the context of the current user, due to how the scripting engine handles objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2018-0758, CVE-2018-0762, CVE-2018-0768, CVE-2018-0769, CVE-2018-0770, CVE-2018-0772, CVE-2018-0773, CVE-2018-0774, CVE-2018-0775, CVE-2018-0776, CVE-2018-0778, and CVE-2018-0781.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-787 Out-of-bounds Write
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.77751 https://api.first.org/data/v1/epss?cve=CVE-2018-0777
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-0777
https://www.exploit-db.com/exploits/43718/
http://www.securityfocus.com/bid/102402
http://www.securitytracker.com/id/1040100
CVE-2018-0777 Exploit https://bugs.chromium.org/p/project-zero/issues/detail?id=1429&desc=2
CVE-2018-0777 Exploit https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/windows/dos/43718.js
CVE-2018-0777 https://nvd.nist.gov/vuln/detail/CVE-2018-0777
CVE-2018-0777 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-0777
Data source Exploit-DB
Date added Jan. 17, 2018
Description Microsoft Edge Chakra JIT - Out-of-Bounds Write
Ransomware campaign use Known
Source publication date Jan. 17, 2018
Exploit type dos
Platform windows
Source update date Jan. 17, 2018
Source URL https://bugs.chromium.org/p/project-zero/issues/detail?id=1429&desc=2
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.99015
EPSS Score 0.77751
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:37:25.150460+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/nuget/Microsoft.ChakraCore/CVE-2018-0777.yml 38.6.0