High
Security advisory
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2020-1073
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 07:35 UTC · Revision 1
Source evidence
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'.
osv:CVE-2020-1073
Complete source record
{
"id": "6e1acbc9fe04e44d96f647fc3b957ef91fc691f374e77cdb9266eab06ab8d00a",
"url": "https://osv.dev/vulnerability/CVE-2020-1073",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2020-1073",
"summary": "A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'.",
"evidence": "osv:CVE-2020-1073",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2020-1073",
"aliases": [
"CVE-2020-1073",
"GHSA-g3m9-qrfj-xw4g"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/chakra-core/ChakraCore",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "906f833411858af4149148367764550a8f224ffc"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.11.20"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.11.19",
"v1.11.18",
"v1.11.17",
"v1.11.16",
"v1.11.15",
"v1.11.14",
"v1.11.13",
"v1.11.12",
"v1.11.11",
"v1.11.10",
"v1.11.9",
"v1.11.8",
"v1.11.7",
"v1.11.6",
"v1.11.5",
"v1.11.4",
"v1.11.3",
"v1.11.2",
"v1.11.1",
"v1.11.0",
"v1.10.2",
"v1.10.1",
"v1.10.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1073.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/chakra-core/chakracore",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "906f833411858af4149148367764550a8f224ffc"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.11.20"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"v1.11.19",
"v1.11.18",
"v1.11.17",
"v1.11.16",
"v1.11.15",
"v1.11.14",
"v1.11.13",
"v1.11.12",
"v1.11.11",
"v1.11.10",
"v1.11.9",
"v1.11.8",
"v1.11.7",
"v1.11.6",
"v1.11.5",
"v1.11.4",
"v1.11.3",
"v1.11.2",
"v1.11.1",
"v1.11.0",
"v1.10.2",
"v1.10.1",
"v1.10.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-1073.json"
}
}
],
"modified": "2026-10-24T10:30:55.384533497Z",
"provider": "osv",
"references": [
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1073"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2020-1073",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 438402,
"published_at": "2020-06-09T20:15:12.27+00:00"
}