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[GHSA-w9r8-5j45-v8mg] Incorrect object recycling and re-use vulnerability in... #10510

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[GHSA-w9r8-5j45-v8mg] Incorrect object recycling and re-use vulnerability in... #10510

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228 changes: 226 additions & 2 deletions advisories/unreviewed/2026/10/GHSA-w9r8-5j45-v8mg/GHSA-w9r8-5j45-v8mg.json
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{
"schema_version": "1.4.0",
"id": "GHSA-w9r8-5j45-v8mg",
"modified": "2026-10-20T21:30:54Z",
"modified": "2026-10-20T21:31:58Z",
"published": "2026-10-20T15:31:23Z",
"aliases": [
"CVE-2026-101356"
],
"summary": "Apache Tomcat - HTTP/2 request/response mix-up after error during async processing",
"details": "Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous servlets can trigger request and/or response mix-up between users.\n\n\n\nThis issue affects Apache Tomcat: from 11.0.22 through 11.0.26, from 10.1.55 through 10.1.60, from 9.0.118 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 fixes the issue.",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H"
}
],
"affected": [],
"affected": [
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "9.0.118"
},
{
"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": "10.1.55"
},
{
"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": "11.0.22"
},
{
"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": "9.0.118"
},
{
"fixed": "9.0.123"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 9.0.122"
}
},
{
"package": {
"ecosystem": "Maven",
"name": "org.apache.tomcat:tomcat-coyote"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "10.1.55"
},
{
"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": "11.0.22"
},
{
"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": "9.0.118"
},
{
"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": "10.1.55"
},
{
"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": "11.0.22"
},
{
"fixed": "11.0.27"
}
]
}
],
"database_specific": {
"last_known_affected_version_range": "<= 11.0.26"
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-101356"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/1dc6aa151b3b99b32ac9ae7c60e41c326063321b"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/4b1eb9a1664b10471f5740279d9f2e2259c5d108"
},
{
"type": "WEB",
"url": "https://github.com/apache/tomcat/commit/6c7da60893bd186d6cb2df7330299d7e70e68279"
},
{
"type": "WEB",
"url": "https://lists.apache.org/thread.html/d1xjt7bbjqw7y7n5mcb4fm815hpfgc27"
},
{
"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/2026/10/20/27"
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