Vulnerability-Lookup

FKIE_CVE-2026-49875

Vulnerability from fkie_nvd - Published: 2026-06-12 10:16 - Updated: 2026-06-12 13:08

Severity

Summary

Apache CXF's EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) external entity resolution. Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue.

References

	URL	Tags
	security@apache.org	https://lists.apache.org/thread/3kb9w5bg90xcp06fccoz9k3gpsvyy79o
	af854a3a-2127-422b-91ae-364da2661108	http://www.openwall.com/lists/oss-security/2026/06/11/2

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Apache CXF\u0027s EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) \nexternal entity resolution.\u00a0Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue."
    }
  ],
  "id": "CVE-2026-49875",
  "lastModified": "2026-06-12T13:08:47.310",
  "metrics": {},
  "published": "2026-06-12T10:16:22.340",
  "references": [
    {
      "source": "security@apache.org",
      "url": "https://lists.apache.org/thread/3kb9w5bg90xcp06fccoz9k3gpsvyy79o"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.openwall.com/lists/oss-security/2026/06/11/2"
    }
  ],
  "sourceIdentifier": "security@apache.org",
  "vulnStatus": "Undergoing Analysis",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-611"
        }
      ],
      "source": "security@apache.org",
      "type": "Primary"
    }
  ]
}

CVE-2026-49875 (GCVE-0-2026-49875)

Vulnerability from cvelistv5 – Published: 2026-06-12 08:54 – Updated: 2026-06-12 09:27

Title

Apache CXF: XML External Entity (XXE) Injection in W3CMultiSchemaFactory and EndpointReferenceUtils

Summary

Severity

No CVSS data available.

CWE

CWE-611 - Improper Restriction of XML External Entity Reference

Assigner

apache

References

2 references

URL	Tags
https://lists.apache.org/thread/3kb9w5bg90xcp06fc…	vendor-advisory
http://www.openwall.com/lists/oss-security/2026/06/11/2

Impacted products

1 product

Vendor	Product	Version
Apache Software Foundation	Apache CXF	Affected: 4.2.0 , < 4.2.2 (semver) Affected: 0 , < 4.1.7 (semver)

Credits

Venkatraman Kumar (r3dw0lfsec), Securin

Show details on NVD website

JSON

To clipboard

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    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2026-06-12T09:27:54.123Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "url": "http://www.openwall.com/lists/oss-security/2026/06/11/2"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://repo.maven.apache.org/maven2",
          "defaultStatus": "unaffected",
          "packageName": "org.apache.cxf:cxf-core",
          "product": "Apache CXF",
          "vendor": "Apache Software Foundation",
          "versions": [
            {
              "lessThan": "4.2.2",
              "status": "affected",
              "version": "4.2.0",
              "versionType": "semver"
            },
            {
              "lessThan": "4.1.7",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Venkatraman Kumar (r3dw0lfsec), Securin"
        }
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      "descriptions": [
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          "lang": "en",
          "supportingMedia": [
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              "type": "text/html",
              "value": "Apache CXF\u0027s EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) \nexternal entity resolution.\u0026nbsp;Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue.\u003cbr\u003e\u003cbr\u003e"
            }
          ],
          "value": "Apache CXF\u0027s EndpointReferenceUtils and W3CMultiSchemaFactory classes construct a SAXParserFactory without the necessary JAXP hardening configurations, enabling out-of-band (OOB) \nexternal entity resolution.\u00a0Users are recommended to upgrade to versions 4.2.2 or 4.1.7, which fix this issue."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "text": "important"
            },
            "type": "Textual description of severity"
          }
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      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-611",
              "description": "CWE-611 Improper Restriction of XML External Entity Reference",
              "lang": "en",
              "type": "CWE"
            }
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      "providerMetadata": {
        "dateUpdated": "2026-06-12T08:54:50.103Z",
        "orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
        "shortName": "apache"
      },
      "references": [
        {
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://lists.apache.org/thread/3kb9w5bg90xcp06fccoz9k3gpsvyy79o"
        }
      ],
      "source": {
        "discovery": "UNKNOWN"
      },
      "title": "Apache CXF: XML External Entity (XXE) Injection in W3CMultiSchemaFactory and EndpointReferenceUtils",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09",
    "assignerShortName": "apache",
    "cveId": "CVE-2026-49875",
    "datePublished": "2026-06-12T08:54:50.103Z",
    "dateReserved": "2026-06-02T08:45:53.536Z",
    "dateUpdated": "2026-06-12T09:27:54.123Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

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

FKIE_CVE-2026-49875

CVE-2026-49875 (GCVE-0-2026-49875)

Tags

Sightings

Nomenclature