{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-108086", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-10-09T12:19:19.802Z", "datePublished": "2026-10-20T10:24:53.426Z", "dateUpdated": "2026-10-20T18:09:54.081Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-10-20T10:24:53.426Z"}, "title": "Apache Cocoon: XEE could lead to SSRF and information disclosure", "problemTypes": [{"descriptions": [{"description": "CWE-776 Improper restriction of recursive entity references in DTDs ('XML entity expansion')", "lang": "en", "cweId": "CWE-776", "type": "CWE"}]}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache Cocoon", "packageURL": "pkg:software-id/apache.org/cocoon", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "*", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "** UNSUPPORTED WHEN ASSIGNED ** Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Cocoon.\n\n\n\nThis issue affects Apache Cocoon: all versions. XEE in the\u00a0fp: form processor could lead to SSRF, including exposing files from the server to an untrusted external system\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users.\n\n\n\nNOTE: This vulnerability only affects products that are no longer supported by the maintainer.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>** UNSUPPORTED WHEN ASSIGNED ** Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Cocoon.</p><p>This issue affects Apache Cocoon: all versions. XEE in the&nbsp;fp: form processor could lead to SSRF, including exposing files from the server to an untrusted external system</p><p>As this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users.</p><p>NOTE: This vulnerability only affects products that are no longer supported by the maintainer.</p>"}]}], "references": [{"url": "https://lists.apache.org/thread/mt0h1cpjzps76nq6op7714rmnq6pbtht", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "Tiago Abreu", "type": "finder"}], "tags": ["unsupported-when-assigned"], "x_generator": {"engine": "Vulnogram 1.0.3"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/10/20/2"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-10-20T18:09:54.081Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:software-id/apache.org/cocoon", "product": "Apache Cocoon", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "*", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@apache.org"}], "cveTags": [{"sourceIdentifier": "security@apache.org", "tags": ["unsupported-when-assigned"]}], "descriptions": [{"lang": "en", "value": "** UNSUPPORTED WHEN ASSIGNED ** Improper restriction of recursive entity references in DTDs ('XML entity expansion') vulnerability in Apache Cocoon.\n\n\n\nThis issue affects Apache Cocoon: all versions. XEE in the\u00a0fp: form processor could lead to SSRF, including exposing files from the server to an untrusted external system\n\n\n\nAs this project is retired, we do not plan to release a version that fixes this issue. Users are recommended to find an alternative or restrict access to the instance to trusted users.\n\n\n\nNOTE: This vulnerability only affects products that are no longer supported by the maintainer."}], "id": "CVE-2026-108086", "lastModified": "2026-10-20T19:34:00.700", "metrics": {}, "published": "2026-10-20T11:17:16.643", "references": [{"source": "security@apache.org", "url": "https://lists.apache.org/thread/mt0h1cpjzps76nq6op7714rmnq6pbtht"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/10/20/2"}], "sourceIdentifier": "security@apache.org", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-776"}], "source": "security@apache.org", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "manual", "scores": [{"score": 100.0, "source": "manual"}]}, "original": {"product": "Apache Cocoon", "source": "cna", "vendor": "Apache Software Foundation"}, "product": "cocoon", "vendor": "apache"}], "created": "2026-10-20T15:00:19.400639+00:00", "updated": "2026-10-20T20:31:31.512567+00:00", "vendors": ["apache", "apache$PRODUCT$cocoon"]}