{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-66391", "assignerOrgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "state": "PUBLISHED", "assignerShortName": "apache", "dateReserved": "2026-07-25T22:12:36.649Z", "datePublished": "2026-07-27T16:45:17.483Z", "dateUpdated": "2026-07-27T18:32:03.982Z"}, "containers": {"cna": {"affected": [{"defaultStatus": "unaffected", "product": "Apache Wicket", "vendor": "Apache Software Foundation", "versions": [{"lessThanOrEqual": "9.23.0", "status": "affected", "version": "9.0.0", "versionType": "semver"}, {"lessThanOrEqual": "10.9.0", "status": "affected", "version": "10.0.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "supportingMedia": [{"base64": false, "type": "text/html", "value": "<p>Use of Insufficiently Random Values, Protection Mechanism Failure vulnerability in Apache Wicket.</p><p>This issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0.</p><p>Users are recommended to upgrade to version 10.10.0, which fixes the issue.</p>"}], "value": "Use of Insufficiently Random Values, Protection Mechanism Failure vulnerability in Apache Wicket.\n\nThis issue affects Apache Wicket: from 9.0.0 through 9.23.0, from 10.0.0 through 10.9.0.\n\nUsers are recommended to upgrade to version 10.10.0, which fixes the issue."}], "metrics": [{"other": {"content": {"text": "important"}, "type": "Textual description of severity"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-330", "description": "CWE-330 Use of Insufficiently Random Values", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-693", "description": "CWE-693 Protection Mechanism Failure", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "f0158376-9dc2-43b6-827c-5f631a4d8d09", "shortName": "apache", "dateUpdated": "2026-07-27T16:45:17.483Z"}, "references": [{"tags": ["vendor-advisory"], "url": "https://lists.apache.org/thread/hfzcgjsbmmthzchtb8b8nv47d95scmqk"}], "source": {"discovery": "UNKNOWN"}, "title": "Apache Wicket: leaked and missing CSP headers", "x_generator": {"engine": "Vulnogram 0.2.0"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-07-27T18:04:42.074179Z", "id": "CVE-2026-66391", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-27T18:05:06.152Z"}}, {"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/07/27/5"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-07-27T18:32:03.982Z"}}]}}

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