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[GHSA-f6r2-3pj4-jmqq] Incomplete cleanup vulnerability in Apache Tomcat allowed... #10520

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[GHSA-f6r2-3pj4-jmqq] Incomplete cleanup vulnerability in Apache Tomcat allowed... #10520

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237 changes: 233 additions & 4 deletions advisories/unreviewed/2026/10/GHSA-f6r2-3pj4-jmqq/GHSA-f6r2-3pj4-jmqq.json
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Original file line number Diff line number Diff line change
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{
"schema_version": "1.4.0",
"id": "GHSA-f6r2-3pj4-jmqq",
"modified": "2026-10-20T21:30:54Z",
"modified": "2026-10-20T21:31:58Z",
"published": "2026-10-20T15:31:24Z",
"aliases": [
"CVE-2026-88041"
],
"summary": "Apache Tomcat - HTTP/2 trailer header cross-contamination",
"details": "Incomplete cleanup vulnerability in Apache Tomcat allowed an trailer information from a previous request to leak into a subsequent request.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.0-M23 through 11.0.26, from 10.1.27 through 10.1.60, from 9.0.92 through 9.0.122.\n\n\n\nUsers are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fix the issue.",
"severity": [],
"affected": [],
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N"
}
],
"affected": [
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat-coyote"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "11.0.0-M23"
},
{
"fixed": "11.0.27"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 11.0.26"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat-coyote"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "10.1.27"
},
{
"fixed": "10.1.61"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 10.1.60"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat-coyote"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.92"
},
{
"fixed": "9.0.123"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 9.0.122"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat.embed:tomcat-embed-core"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "11.0.0-M23"
},
{
"fixed": "11.0.27"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 11.0.26"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat.embed:tomcat-embed-core"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "10.1.27"
},
{
"fixed": "10.1.61"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 10.1.60"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat.embed:tomcat-embed-core"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.92"
},
{
"fixed": "9.0.123"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 9.0.122"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "11.0.0-M23"
},
{
"fixed": "11.0.27"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 11.0.26"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "10.1.27"
},
{
"fixed": "10.1.61"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 10.1.60"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.92"
},
{
"fixed": "9.0.123"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 9.0.122"
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-88041"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/395bcafcfcf2e1cff451a5785361679931b49a79"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/885985272887e9a5d47245cec240a5d1d0e39b5b"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/a276dea827437090498678e09df0539ec397a7b5"
},
{
"type": "WEB",
"url": "https://lists.apache.org/thread.html/dnmm9l3byytg3l66nk1jrqfrl7jty7n1"
},
{
"type": "WEB",
"url": "https://tomcat.apache.org/security-10.html"
},
{
"type": "WEB",
"url": "https://tomcat.apache.org/security-11.html"
},
{
"type": "WEB",
"url": "https://tomcat.apache.org/security-9.html"
},
{
"type": "WEB",
"url": "http://www.openwall.com/lists/oss-security/2026/10/20/24"
Expand All @@ -27,7 +256,7 @@
"cwe_ids": [
"CWE-459"
],
"severity": null,
"severity": "MODERATE",
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2026-10-20T14:17:04Z"
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