{
"id": "GHSA-v6w3-2prq-h95f",
"aliases": [
"CVE-2021-28170"
],
"details": "In the Jakarta Expression Language implementation 3.0.3 and earlier, a bug in the ELParserTokenManager enables invalid EL expressions to be evaluated as if they were valid.",
"summary": "Improper Input Validation in Jakarta Expression Language",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.0.4"
}
]
}
],
"package": {
"name": "com.sun.el:el-ri",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "3.0.4"
}
]
}
],
"package": {
"name": "org.glassfish:jakarta.el",
"ecosystem": "Maven"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"last_affected": "3.0.1-b12"
}
]
}
],
"package": {
"name": "org.glassfish:javax.el",
"ecosystem": "Maven"
}
}
],
"modified": "2025-07-01T16:13:50Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N"
}
],
"published": "2021-10-06T17:48:38Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-28170",
"type": "ADVISORY"
},
{
"url": "https://github.com/eclipse-ee4j/el-ri/issues/155",
"type": "WEB"
},
{
"url": "https://github.com/eclipse-ee4j/el-ri/pull/160/commits/b6a3943ac5fba71cbc6719f092e319caa747855b",
"type": "WEB"
},
{
"url": "https://github.com/eclipse-ee4j/el-ri",
"type": "PACKAGE"
},
{
"url": "https://security.snyk.io/vuln/SNYK-JAVA-ORGGLASSFISH-1297098",
"type": "WEB"
},
{
"url": "https://security.snyk.io/vuln/SNYK-JAVA-ORGGLASSFISH-2841368",
"type": "WEB"
},
{
"url": "https://securitylab.github.com/advisories/GHSL-2020-021-jakarta-el",
"type": "ADVISORY"
},
{
"url": "https://www.oracle.com/security-alerts/cpuapr2022.html",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-20",
"CWE-917"
],
"severity": "MODERATE",
"github_reviewed": true,
"nvd_published_at": "2021-05-26T22:15:00Z",
"github_reviewed_at": "2021-10-06T13:31:54Z"
}
}