{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": [
              "cpe:2.3:a:apache:tomcat:9.0.116:*:*:*:*:*:*:*",
              "cpe:2.3:a:apache:tomcat:10.1.53:*:*:*:*:*:*:*",
              "cpe:2.3:a:apache:tomcat:11.0.20:*:*:*:*:*:*:*"
            ],
            "extracted_events": [
              {
                "introduced": "9.0.116"
              },
              {
                "last_affected": "9.0.116"
              },
              {
                "introduced": "10.1.53"
              },
              {
                "last_affected": "10.1.53"
              },
              {
                "introduced": "11.0.20"
              },
              {
                "last_affected": "11.0.20"
              }
            ],
            "source": "CPE_STRING"
          },
          "events": [
            {
              "introduced": "d2c7dce5e94d6d1d81ad7d66402140b1c1962a53"
            },
            {
              "last_affected": "1c65de6f27a3bac481514e56e3637785b65a4f2c"
            }
          ],
          "repo": "https://github.com/apache/tomcat",
          "type": "GIT"
        }
      ],
      "versions": [
        "10.1.53",
        "11.0.20",
        "9.0.116"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "apache",
    "cwe_ids": [
      "CWE-311"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34486.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "11.0.20"
          },
          {
            "last_affected": "11.0.20"
          },
          {
            "introduced": "10.1.53"
          },
          {
            "last_affected": "10.1.53"
          },
          {
            "introduced": "9.0.116"
          },
          {
            "last_affected": "9.0.116"
          }
        ],
        "source": "AFFECTED_FIELD"
      }
    ]
  },
  "details": "Missing Encryption of Sensitive Data vulnerability in Apache Tomcat due to the fix for CVE-2026-29146 allowing the bypass of the EncryptInterceptor.\n\nThis issue affects Apache Tomcat: 11.0.20, 10.1.53, 9.0.116.\n\nUsers are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.",
  "id": "CVE-2026-34486",
  "modified": "2026-07-10T03:54:19.132793519Z",
  "published": "2026-04-09T19:35:35.994Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34486.json"
    },
    {
      "type": "WEB",
      "url": "https://www.vicarius.io/vsociety/posts/cve-2026-34486-detection-script-rce-on-apache-tomcat"
    },
    {
      "type": "WEB",
      "url": "https://www.vicarius.io/vsociety/posts/cve-2026-34486-mitigation-script-rce-on-apache-tomcat"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36787"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36788"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36789"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36790"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36876"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36877"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36878"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:36879"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:37136"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:37137"
    },
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/security/cve/CVE-2026-34486"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/34xxx/CVE-2026-34486.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://lists.apache.org/thread/9510k5p5zdvt9pkkgtyp85mvwxo2qrly"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-34486"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2457027"
    }
  ],
  "schema_version": "1.7.5",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Apache Tomcat: Fix for CVE-2026-29146 allowed bypass of EncryptInterceptor"
}