Magento Reflected Cross-site Scripting vulnerability via 'file' parameter
The advisory, in context
Magento versions 2.4.1 (and earlier), 2.4.0-p1 (and earlier) and 2.3.6 (and earlier) are affected by a Reflected Cross-site Scripting vulnerability via 'file' parameter. Successful exploitation could lead to arbitrary JavaScript execution in the victim's browser. Access to the admin console is required for successful exploitation.
Affected packages
Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.
Earlier releases before 2.3.6-p1
Fixed in 2.3.6-p1
120 explicitly affected versions
0.1.0-alpha100, 0.1.0-alpha101, 0.1.0-alpha102, 0.1.0-alpha103, 0.1.0-alpha104, 0.1.0-alpha105, 0.1.0-alpha106, 0.1.0-alpha107, 0.1.0-alpha108, 0.1.0-alpha89, 0.1.0-alpha90, 0.1.0-alpha91, 0.1.0-alpha92, 0.1.0-alpha93, 0.1.0-alpha94, 0.1.0-alpha95, 0.1.0-alpha96, 0.1.0-alpha97, 0.1.0-alpha98, 0.1.0-alpha99, 0.42.0-beta1, 0.42.0-beta10, 0.42.0-beta11, 0.42.0-beta2, 0.42.0-beta3, 0.42.0-beta4, 0.42.0-beta5, 0.42.0-beta6, 0.42.0-beta7, 0.42.0-beta8, 0.42.0-beta9, 0.74.0-beta1, 0.74.0-beta10, 0.74.0-beta11, 0.74.0-beta12, 0.74.0-beta13, 0.74.0-beta14, 0.74.0-beta15, 0.74.0-beta16, 0.74.0-beta2, 0.74.0-beta3, 0.74.0-beta4, 0.74.0-beta5, 0.74.0-beta6, 0.74.0-beta7, 0.74.0-beta8, 0.74.0-beta9, 1.0.0-beta, 1.0.0-beta2, 1.0.0-beta3, 1.0.0-beta4, 1.0.0-beta5, 1.0.0-beta6, 2.0.0, 2.0.0-rc, 2.0.0-rc2, 2.0.1, 2.0.10, 2.0.11, 2.0.12, 2.0.13, 2.0.14, 2.0.15, 2.0.16, 2.0.17, 2.0.18, 2.0.2, 2.0.3, 2.0.4, 2.0.5, 2.0.6, 2.0.7, 2.0.8, 2.0.9, 2.1.0, 2.1.0-rc1, 2.1.0-rc2, 2.1.0-rc3, 2.1.1, 2.1.10, 2.1.11, 2.1.12, 2.1.13, 2.1.14, 2.1.15, 2.1.16, 2.1.17, 2.1.18, 2.1.2, 2.1.3, 2.1.4, 2.1.5, 2.1.6, 2.1.7, 2.1.8, 2.1.9, 2.2.0, 2.2.1, 2.2.10, 2.2.11, 2.2.2, 2.2.3, 2.2.4, 2.2.5, 2.2.6, 2.2.7, 2.2.8, 2.2.9, 2.3.0, 2.3.1, 2.3.2, 2.3.2-p2, 2.3.3, 2.3.3-p1, 2.3.4, 2.3.4-p2, 2.3.5, 2.3.5-p1, 2.3.5-p2, 2.3.6
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.3.6-p1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.1.0-alpha100",
"0.1.0-alpha101",
"0.1.0-alpha102",
"0.1.0-alpha103",
"0.1.0-alpha104",
"0.1.0-alpha105",
"0.1.0-alpha106",
"0.1.0-alpha107",
"0.1.0-alpha108",
"0.1.0-alpha89",
"0.1.0-alpha90",
"0.1.0-alpha91",
"0.1.0-alpha92",
"0.1.0-alpha93",
"0.1.0-alpha94",
"0.1.0-alpha95",
"0.1.0-alpha96",
"0.1.0-alpha97",
"0.1.0-alpha98",
"0.1.0-alpha99",
"0.42.0-beta1",
"0.42.0-beta10",
"0.42.0-beta11",
"0.42.0-beta2",
"0.42.0-beta3",
"0.42.0-beta4",
"0.42.0-beta5",
"0.42.0-beta6",
"0.42.0-beta7",
"0.42.0-beta8",
"0.42.0-beta9",
"0.74.0-beta1",
"0.74.0-beta10",
"0.74.0-beta11",
"0.74.0-beta12",
"0.74.0-beta13",
"0.74.0-beta14",
"0.74.0-beta15",
"0.74.0-beta16",
"0.74.0-beta2",
"0.74.0-beta3",
"0.74.0-beta4",
"0.74.0-beta5",
"0.74.0-beta6",
"0.74.0-beta7",
"0.74.0-beta8",
"0.74.0-beta9",
"1.0.0-beta",
"1.0.0-beta2",
"1.0.0-beta3",
"1.0.0-beta4",
"1.0.0-beta5",
"1.0.0-beta6",
"2.0.0",
"2.0.0-rc",
"2.0.0-rc2",
"2.0.1",
"2.0.10",
"2.0.11",
"2.0.12",
"2.0.13",
"2.0.14",
"2.0.15",
"2.0.16",
"2.0.17",
"2.0.18",
"2.0.2",
"2.0.3",
"2.0.4",
"2.0.5",
"2.0.6",
"2.0.7",
"2.0.8",
"2.0.9",
"2.1.0",
"2.1.0-rc1",
"2.1.0-rc2",
"2.1.0-rc3",
"2.1.1",
"2.1.10",
"2.1.11",
"2.1.12",
"2.1.13",
"2.1.14",
"2.1.15",
"2.1.16",
"2.1.17",
"2.1.18",
"2.1.2",
"2.1.3",
"2.1.4",
"2.1.5",
"2.1.6",
"2.1.7",
"2.1.8",
"2.1.9",
"2.2.0",
"2.2.1",
"2.2.10",
"2.2.11",
"2.2.2",
"2.2.3",
"2.2.4",
"2.2.5",
"2.2.6",
"2.2.7",
"2.2.8",
"2.2.9",
"2.3.0",
"2.3.1",
"2.3.2",
"2.3.2-p2",
"2.3.3",
"2.3.3-p1",
"2.3.4",
"2.3.4-p2",
"2.3.5",
"2.3.5-p1",
"2.3.5-p2",
"2.3.6"
]
}From 2.4.0 before 2.4.2
Fixed in 2.4.2
4 explicitly affected versions
2.4.0, 2.4.0-p1, 2.4.1, 2.4.1-p1
View affected-version evidence
{
"ranges": [
{
"events": [
{
"introduced": "2.4.0"
},
{
"fixed": "2.4.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.4.0",
"2.4.0-p1",
"2.4.1",
"2.4.1-p1"
]
}References
- https://nvd.nist.gov/vuln/detail/CVE-2021-21029
- https://github.com/magento/magento2/commit/a2eb7e29ea92a8bbc86c3b6b81b59d8533088497
- https://github.com/magento/magento2/commit/a349e022c9ae070e7da262021f9ef182105aa00b
- https://github.com/magento/magento2
- https://helpx.adobe.com/security/products/magento/apsb21-08.html