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CVE-2026-86350 Apache Tomcat: Regression in fix for CVE-2026-41293 can trigger request header mix-up

🗓️ 23 Sep 2026 11:31:36Reported by apacheType 
cvelist
 cvelist
🔗 www.cve.org👁 57 Views

HTTP/2 request header mix-up in Apache Tomcat 11.0.22-25, 10.1.55-59, 9.0.118-121.

Related
Affected
Refs
[
  {
    "vendor": "Apache Software Foundation",
    "product": "Apache Tomcat",
    "versions": [
      {
        "status": "affected",
        "version": "11.0.22",
        "lessThanOrEqual": "11.0.25",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "10.1.55",
        "lessThanOrEqual": "10.1.59",
        "versionType": "semver"
      },
      {
        "status": "affected",
        "version": "9.0.118",
        "lessThanOrEqual": "9.0.121",
        "versionType": "semver"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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