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Security advisory

Type: advisorySources: OSVCVE: CVE-2020-10718

A flaw was found in Wildfly before wildfly-embedded-13.0.0.Final, where the embedded managed process API has an exposed setting of the Thread Context Classloader (TCCL). This setting is exposed as a public method, which can bypass the security manager. The highest threat from this vulnerability is to confidentiality.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2020-10718
Confirmed fixed CVEs
Not specified
Updated in this feed
1 Nov 2026, 07:26 UTC · Revision 1

Source evidence

CVE-2020-10718

core-osv · Original source

Published 16 Sept 2020, 19:15 UTC

A flaw was found in Wildfly before wildfly-embedded-13.0.0.Final, where the embedded managed process API has an exposed setting of the Thread Context Classloader (TCCL). This setting is exposed as a public method, which can bypass the security manager. The highest threat from this vulnerability is to confidentiality.

osv:CVE-2020-10718
Complete source record
{
  "id": "d8c7d04d7489149d12cb09acc15b88225a6f48ce31008cb0f33cb9f20999b150",
  "url": "https://osv.dev/vulnerability/CVE-2020-10718",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-10718",
    "summary": "A flaw was found in Wildfly before wildfly-embedded-13.0.0.Final, where the embedded managed process API has an exposed setting of the Thread Context Classloader (TCCL). This setting is exposed as a public method, which can bypass the security manager. The highest threat from this vulnerability is to confidentiality.",
    "evidence": "osv:CVE-2020-10718",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2020-10718",
      "aliases": [
        "BIT-wildfly-2020-10718",
        "CVE-2020-10718"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/wildfly/wildfly",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8116c89f7cb4e200e9db45a247e8a8aff7f6177a"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:redhat:wildfly:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "13.0.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "13.0.0.Beta1",
            "12.0.0.Final",
            "12.0.0.CR1",
            "12.0.0.Beta1",
            "11.0.0.Final",
            "11.0.0.CR1",
            "10.0.0.Final",
            "10.0.0.CR5",
            "10.0.0.CR4",
            "10.0.0.CR3",
            "10.0.0.CR2",
            "10.0.0.CR1",
            "10.0.0.Beta2",
            "10.0.0.Beta1",
            "10.0.0.Alpha6",
            "10.0.0.Alpha5",
            "10.0.0.Alpha4",
            "10.0.0.Alpha3",
            "10.0.0.Alpha2",
            "10.0.0.Alpha1",
            "9.0.0.CR1",
            "9.0.0.Beta2",
            "9.0.0.Beta1",
            "8.1.0.CR2",
            "8.1.0.CR1",
            "8.0.0.Final",
            "8.0.0.CR1",
            "8.0.0.Beta1",
            "8.0.0.Alpha4",
            "8.0.0.Alpha3",
            "8.0.0.Alpha2",
            "8.0.0.Alpha1",
            "7.2.0.Final-prerelease1",
            "7.2.0.Final",
            "7.1.2.Final",
            "7.1.2-prerelease",
            "7.1.1.Final",
            "7.1.0.Final",
            "7.1.0.Final-prerelease2",
            "7.1.0.Final-prerelease",
            "7.1.0.CR1",
            "7.1.0.Beta1",
            "7.1.0.Alpha1",
            "7.0.0.Final",
            "7.0.0.Final-prerelease3",
            "7.0.0.Final-prerelease2",
            "7.0.0.Final-prerelease",
            "7.0.0.CR1",
            "7.0.0.Beta3",
            "7.0.0.Beta2",
            "7.0.0.Beta2-prerelease",
            "7.0.0.Beta1-prerelease",
            "7.0.0.Alpha1-final",
            "7.0.0.Alpha1"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10718.json"
          }
        }
      ],
      "modified": "2026-10-24T10:30:53.344437549Z",
      "provider": "osv",
      "references": [
        "https://bugzilla.redhat.com/show_bug.cgi?id=1828476"
      ],
      "provider_metadata": {
        "unresolved_ranges": [
          {
            "cpes": [
              "cpe:2.3:a:redhat:jboss_fuse:7.0.0:*:*:*:*:*:*:*"
            ],
            "vendor_product": "redhat:jboss_fuse",
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "7.0.0"
                  },
                  {
                    "last_affected": "7.0.0"
                  }
                ],
                "source": "CPE_STRING"
              }
            ]
          }
        ]
      }
    },
    "related_cves": [
      {
        "value": "CVE-2020-10718",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 437899,
  "published_at": "2020-09-16T19:15:13.21+00:00"
}