Vulnerability-Lookup

GHSA-H468-7PVH-8VR8

Vulnerability from github – Published: 2026-04-09 21:31 – Updated: 2026-04-15 21:33

Summary

Apache Tomcat: Padding Oracle vulnerability in EncryptInterceptor

Details

Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.

Users are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

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{
  "affected": [
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-tribes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.13"
            },
            {
              "fixed": "9.0.116"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-tribes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.1.50"
            },
            {
              "fixed": "10.1.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 11.0.18"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-tribes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.0-M1"
            },
            {
              "fixed": "11.0.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "9.0.13"
            },
            {
              "fixed": "9.0.116"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.1.50"
            },
            {
              "fixed": "10.1.53"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "database_specific": {
        "last_known_affected_version_range": "\u003c= 11.0.18"
      },
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "11.0.0-M1"
            },
            {
              "fixed": "11.0.20"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-tribes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8.5.38"
            },
            {
              "last_affected": "8.5.100"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "8.5.38"
            },
            {
              "last_affected": "8.5.100"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat-tribes"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.0.100"
            },
            {
              "last_affected": "7.0.109"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Maven",
        "name": "org.apache.tomcat:tomcat"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "7.0.100"
            },
            {
              "last_affected": "7.0.109"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-29146"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-209"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-10T21:32:09Z",
    "nvd_published_at": "2026-04-09T20:16:24Z",
    "severity": "HIGH"
  },
  "details": "Padding Oracle vulnerability in Apache Tomcat\u0027s EncryptInterceptor with default configuration.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109.\n\nUsers are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.",
  "id": "GHSA-h468-7pvh-8vr8",
  "modified": "2026-04-15T21:33:40Z",
  "published": "2026-04-09T21:31:29Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-29146"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/0112ed22abfccc3d54e44d91eb08804d0886acd1"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/607ebc0fa522bd9e8c05517baa2d179bbd1e659c"
    },
    {
      "type": "WEB",
      "url": "https://github.com/apache/tomcat/commit/6d955cceca841f2eabf2d6c46b59a8c7e1cd6eaa"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/apache/tomcat"
    },
    {
      "type": "WEB",
      "url": "https://lists.apache.org/thread/lzt04z2pb3dc5tk85obn80xygw3z1p0w"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-10.html#Fixed_in_Apache_Tomcat_10.1.53"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-11.html#Fixed_in_Apache_Tomcat_11.0.20"
    },
    {
      "type": "WEB",
      "url": "https://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.116"
    },
    {
      "type": "WEB",
      "url": "https://www.herodevs.com/vulnerability-directory/cve-2026-29146"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2026/04/09/24"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Apache Tomcat: Padding Oracle vulnerability in EncryptInterceptor"
}

CVE-2026-29146 (GCVE-0-2026-29146)

Vulnerability from cvelistv5 – Published: 2026-04-09 19:21 – Updated: 2026-04-10 18:17

Title

Apache Tomcat: EncryptInterceptor vulnerable to padding oracle attack by default

Summary

Padding Oracle vulnerability in Apache Tomcat's EncryptInterceptor with default configuration. This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.0.0-M1 through 10.1.52, from 9.0.13 through 9..115, from 8.5.38 through 8.5.100, from 7.0.100 through 7.0.109. Users are recommended to upgrade to version 11.0.19, 10.1.53 and 9.0.116, which fixes the issue.

Severity

No CVSS data available.

CWE

Padding Oracle

Assigner

apache

References

1 reference

URL	Tags
https://lists.apache.org/thread/lzt04z2pb3dc5tk85…	vendor-advisory

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache Tomcat	Affected: 11.0.0-M1 , ≤ 11.0.18 (semver) Affected: 10.0.0-M1 , ≤ 10.1.52 (semver) Affected: 9.0.13 , ≤ 9.0.115 (semver) Affected: 8.5.38 , ≤ 8.5.100 (semver) Affected: 7.0.100 , ≤ 7.0.109 (semver)

Credits

Uri Katz and Avi Lumelsky (Oligo Security)

Show details on NVD website

JSON

To clipboard

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        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/04/09/24"
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        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
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              "baseScore": 7.5,
              "baseSeverity": "HIGH",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
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                "role": "CISA Coordinator",
                "timestamp": "2026-04-10T18:17:02.531112Z",
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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-H468-7PVH-8VR8

CVE-2026-29146 (GCVE-0-2026-29146)

Tags

Sightings

Nomenclature