{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-87758", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-09-09T07:17:54.309Z", "datePublished": "2026-11-10T15:37:08.193Z", "dateUpdated": "2026-11-10T15:37:08.193Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-11-10T15:37:08.193Z"}, "title": "Apache TomEE: Missing TLS hostname verification in ejbds client connections", "problemTypes": [{"descriptions": [{"description": "CWE-297 Improper Validation of Certificate with Host Mismatch", "lang": "en", "cweId": "CWE-297", "type": "CWE"}]}], "source": {"discovery": "INTERNAL"}, "affected": [{"vendor": "Apache Software Foundation", "product": "Apache TomEE", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.openejb:openejb-client", "packageURL": "pkg:maven/org.apache.openejb/openejb-client", "versions": [{"status": "affected", "version": "4.0.0-beta-1", "lessThanOrEqual": "4.7.5", "versionType": "semver"}], "defaultStatus": "unaffected"}, {"vendor": "Apache Software Foundation", "product": "Apache TomEE", "collectionURL": "https://repo.maven.apache.org/maven2", "packageName": "org.apache.tomee:openejb-client", "packageURL": "pkg:maven/org.apache.tomee/openejb-client", "versions": [{"status": "affected", "version": "7.0.0-M1", "lessThan": "10.0.0-M1", "versionType": "semver"}, {"status": "affected", "version": "10.0.0-M1", "lessThan": "10.3.0", "versionType": "semver"}, {"status": "affected", "version": "11.0.0-M1", "lessThan": "11.0.0-M2", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"value": "The remote EJB client does not verify that the hostname of the server it connects to matches the server's TLS certificate. An attacker able to intercept network traffic between an EJB client and server can impersonate the server and read or modify the traffic, including credentials and invocation data. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue.", "lang": "en", "supportingMedia": [{"type": "text/html", "base64": false, "value": "The remote EJB client does not verify that the hostname of the server it connects to matches the server's TLS certificate. An attacker able to intercept network traffic between an EJB client and server can impersonate the server and read or modify the traffic, including credentials and invocation data. Users are recommended to upgrade to version 10.3.0 or 11.0.0-M2, which fix the issue."}]}], "references": [{"url": "https://lists.apache.org/thread/nzy4n8rmv4zl5wzdz0v0kwrj62tjrd7z", "tags": ["vendor-advisory"]}], "metrics": [{"other": {"type": "Textual description of severity", "content": {"text": "moderate"}}, "scenarios": [{"lang": "en", "value": "GENERAL"}]}], "credits": [{"lang": "en", "value": "The Apache Software Foundation", "type": "finder"}, {"lang": "en", "value": "Claude Security", "type": "tool"}, {"lang": "en", "value": "Markus Jung", "type": "remediation developer"}], "x_generator": {"engine": "Vulnogram 1.0.3"}}}}

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