Critical
Security advisory
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to OS command injection via the WebAPI. Successful exploitation could lead to remote code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2021-21016
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 04:29 UTC · Revision 1
Source evidence
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to OS command injection via the WebAPI. Successful exploitation could lead to remote code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.
osv:CVE-2021-21016
Complete source record
{
"id": "cd2567b60f0bbb926a26693918a024db39c233931bb53516de7d1cec70f9a312",
"url": "https://osv.dev/vulnerability/CVE-2021-21016",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2021-21016",
"summary": "Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are vulnerable to OS command injection via the WebAPI. Successful exploitation could lead to remote code execution by an authenticated attacker. Access to the admin console is required for successful exploitation.",
"evidence": "osv:CVE-2021-21016",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2021-21016",
"aliases": [
"BIT-magento-2021-21016",
"CVE-2021-21016",
"GHSA-792f-c8mp-2cr5"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/magento/devdocs",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "9eba2c99bed83d8297c03b7ea3b110500cc5b955"
},
{
"introduced": "9eba2c99bed83d8297c03b7ea3b110500cc5b955"
},
{
"last_affected": "9eba2c99bed83d8297c03b7ea3b110500cc5b955"
}
],
"database_specific": {
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{
"cpe": "cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.3.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*",
"range": [
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},
{
"fixed": "2.3.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.3.6:-:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.3.6-NA"
},
{
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}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.3.6:-:*:*:open_source:*:*:*",
"range": [
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},
{
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}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.1:-:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.4.1-NA"
},
{
"last_affected": "2.4.1-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.1:-:*:*:open_source:*:*:*",
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},
{
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],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"2.3.6-NA",
"2.3.0",
"2.2.7",
"2.1.16",
"1.x-eos",
"2.3.5",
"2.3.4",
"2.3.3-p1",
"2.2.11",
"2.3.2",
"2.2.9",
"2.1.18",
"2.3.1",
"2.2.8",
"2.1.17",
"2.2.6",
"2.1.15",
"2.2.5",
"2.1.14",
"2.0.8"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-21016.json"
}
},
{
"ranges": [
{
"repo": "https://github.com/magento/magento2",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "53ad434d78cd2d357203fb82e5ea059883f403b8"
},
{
"introduced": "53ad434d78cd2d357203fb82e5ea059883f403b8"
},
{
"last_affected": "445b0f1a3d6a91b5da32d311077c2112ef0b1503"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:magento:magento:*:*:*:*:commerce:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.3.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:magento:magento:*:*:*:*:open_source:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "2.3.6"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.3.6:-:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.3.6-NA"
},
{
"last_affected": "2.3.6-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.3.6:-:*:*:open_source:*:*:*",
"range": [
{
"introduced": "2.3.6-NA"
},
{
"last_affected": "2.3.6-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.0:-:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.4.0-NA"
},
{
"last_affected": "2.4.0-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.0:-:*:*:open_source:*:*:*",
"range": [
{
"introduced": "2.4.0-NA"
},
{
"last_affected": "2.4.0-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.0:p1:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.4.0-p1"
},
{
"last_affected": "2.4.0-p1"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.0:p1:*:*:open_source:*:*:*",
"range": [
{
"introduced": "2.4.0-p1"
},
{
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}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.1:-:*:*:commerce:*:*:*",
"range": [
{
"introduced": "2.4.1-NA"
},
{
"last_affected": "2.4.1-NA"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:magento:magento:2.4.1:-:*:*:open_source:*:*:*",
"range": [
{
"introduced": "2.4.1-NA"
},
{
"last_affected": "2.4.1-NA"
}
],
"source": "CPE_STRING"
}
]
}
}
],
"versions": [
"2.3.6-NA",
"2.4.0-NA",
"2.4.0-p1",
"2.4.1-NA",
"2.4.1",
"2.2.0-RC1.3",
"2.2.0-RC1.2",
"2.2.0-RC1.1",
"2.1.0",
"2.1.0-rc3",
"2.1.0-rc2",
"2.1.0-rc1",
"2.0.0",
"2.0.0-rc",
"0.74.0-beta1",
"0.42.0-beta3",
"0.1.0-alpha108",
"0.42.0-beta1",
"0.1.0-alpha107",
"0.1.0-alpha106",
"0.1.0-alpha105",
"0.1.0-alpha104",
"0.1.0-alpha103",
"0.1.0-alpha102",
"0.1.0-alpha101",
"0.1.0-alpha100",
"0.1.0-alpha99",
"0.1.0-alpha98",
"0.1.0-alpha97",
"0.1.0-alpha96",
"0.1.0-alpha95",
"0.1.0-alpha94",
"0.1.0-alpha93",
"0.1.0-alpha92",
"0.1.0-alpha91",
"0.1.0-alpha90",
"0.1.0-alpha89"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-21016.json"
}
}
],
"modified": "2026-10-24T10:30:19.058089701Z",
"provider": "osv",
"references": [
"https://helpx.adobe.com/security/products/magento/apsb21-08.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:a:magento:magento:2.4.0:-:*:*:commerce:*:*:*",
"cpe:2.3:a:magento:magento:2.4.0:-:*:*:open_source:*:*:*",
"cpe:2.3:a:magento:magento:2.4.0:p1:*:*:commerce:*:*:*",
"cpe:2.3:a:magento:magento:2.4.0:p1:*:*:open_source:*:*:*"
],
"vendor_product": "magento:magento",
"extracted_events": [
{
"range": [
{
"introduced": "2.4.0-NA"
},
{
"last_affected": "2.4.0-NA"
},
{
"introduced": "2.4.0-NA"
},
{
"last_affected": "2.4.0-NA"
},
{
"introduced": "2.4.0-p1"
},
{
"last_affected": "2.4.0-p1"
},
{
"introduced": "2.4.0-p1"
},
{
"last_affected": "2.4.0-p1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2021-21016",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 429926,
"published_at": "2021-02-11T20:15:13.92+00:00"
}