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CVE-2026-12382 Aap-gateway: missing requestheaderstoremove allows mtls bypass via subject header spoofing

🗓️ 15 Jul 2026 17:21:28Reported by redhatType 
cvelist
 cvelist
🔗 www.cve.org👁 41 Views

CVE-2026-12382: AAP gateway fails to remove Subject header, enabling mutual TLS bypass and event injection.

Related
Affected
Refs
[
  {
    "vendor": "Red Hat",
    "product": "Red Hat Ansible Automation Platform 2.5 for RHEL 8",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "automation-gateway",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:2.5.20260715-1.el8ap",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:ansible_automation_platform:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform:2.5::el9",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.5::el9",
      "cpe:/a:redhat:ansible_automation_platform_inside:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform_inside:2.5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Ansible Automation Platform 2.5 for RHEL 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "automation-gateway",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:2.5.20260715-1.el9ap",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:ansible_automation_platform:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform:2.5::el9",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.5::el9",
      "cpe:/a:redhat:ansible_automation_platform_inside:2.5::el8",
      "cpe:/a:redhat:ansible_automation_platform_inside:2.5::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Ansible Automation Platform 2.6 for RHEL 9",
    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
    "packageName": "automation-gateway",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "0:2.6.20260422-1.el9ap",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:ansible_automation_platform:2.6::el10",
      "cpe:/a:redhat:ansible_automation_platform:2.6::el9",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.6::el10",
      "cpe:/a:redhat:ansible_automation_platform_developer:2.6::el9",
      "cpe:/a:redhat:ansible_automation_platform_inside:2.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Ansible Automation Platform 2.6",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "ansible-automation-platform-26/gateway-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1777311120",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:ansible_automation_platform:2.6::el9"
    ]
  },
  {
    "vendor": "Red Hat",
    "product": "Red Hat Ansible Automation Platform 2.7",
    "collectionURL": "https://catalog.redhat.com/software/containers/",
    "packageName": "ansible-automation-platform-27/gateway-rhel9",
    "defaultStatus": "affected",
    "versions": [
      {
        "version": "1783919486",
        "lessThan": "*",
        "versionType": "rpm",
        "status": "unaffected"
      }
    ],
    "cpes": [
      "cpe:/a:redhat:ansible_automation_platform:2.7::el9"
    ]
  }
]

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