{
  "cveId": "CVE-2026-101356",
  "url": "https://patchblox.com/security/cve/CVE-2026-101356",
  "summary": "CVE-2026-101356 is fixed in 3 products on 1 platform, first by DEBIAN-CVE-2026-101356, released October 21, 2026. It is not reported as exploited. Patch Radar priority: Urgent.",
  "title": "tomcat9: Incorrect object recycling and re-use vulnerability in Apache Tomcat affecting HTTP/2 processing of asynchronous serv...",
  "description": "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.    This 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.    Users are recommended to upgrade to version 11.0.27, 10.1.61 or 9.0.123, which fixes the issue.",
  "published": "2026-10-20T14:16:55Z",
  "severity": "critical",
  "cvss": 9.1,
  "cvssVector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
  "epss": 0.00499,
  "epssPercentile": 0.43009,
  "priority": "Urgent",
  "priorityTier": 2,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
  "fixes": [
    {
      "platform": "linux",
      "product": "tomcat",
      "release": "sles 15.6",
      "fixedVersion": "9.0.123-150200.126.1",
      "fix": "SUSE-SU-2026:5116-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5116-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "tomcat",
      "release": "sles 15.7",
      "fixedVersion": "9.0.123-150200.126.1",
      "fix": "SUSE-SU-2026:5116-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5116-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "tomcat10",
      "release": "sles 15.6",
      "fixedVersion": "10.1.61-150200.5.85.1",
      "fix": "SUSE-SU-2026:5073-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5073-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "tomcat10",
      "release": "sles 15.7",
      "fixedVersion": "10.1.61-150200.5.85.1",
      "fix": "SUSE-SU-2026:5073-1",
      "url": "https://patchblox.com/security/fix/linux/suse-su-2026-5073-1",
      "released": "2026-11-07T00:42:08Z"
    },
    {
      "platform": "linux",
      "product": "tomcat9",
      "release": "Debian 12.15 (bookworm)",
      "fixedVersion": "9.0.70-2",
      "fix": "DEBIAN-CVE-2026-101356",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-101356",
      "released": "2026-10-21T16:54:52Z"
    },
    {
      "platform": "linux",
      "product": "tomcat9",
      "release": "Debian 13.5 (trixie)",
      "fixedVersion": "9.0.70-2",
      "fix": "DEBIAN-CVE-2026-101356",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-101356",
      "released": "2026-10-21T16:54:52Z"
    },
    {
      "platform": "linux",
      "product": "tomcat9",
      "release": "Debian 14",
      "fixedVersion": "9.0.70-2",
      "fix": "DEBIAN-CVE-2026-101356",
      "url": "https://patchblox.com/security/fix/linux/debian-cve-2026-101356",
      "released": "2026-10-21T16:54:52Z"
    }
  ],
  "noFixYet": [],
  "dataAsOf": "2026-11-08T00:53:09Z",
  "attribution": {
    "text": "Data: Patchblox Patch Radar",
    "url": "https://patchblox.com/security/patch-radar",
    "terms": "https://patchblox.com/security/patch-radar/use-the-data"
  }
}