CVE-2026-83618

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{"bugzilla": {"description": "xmldom: xmldom: DocumentType injection bypass via embedded line terminators", "id": "2526855", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2526855"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.5", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N", "status": "draft"}, "cwe": "CWE-91", "details": ["A flaw was found in xmldom, a JavaScript XML parser and serializer module. A remote attacker could bypass the `requireWellFormed` strict-serialization mitigation for DocumentType injection by embedding line terminators within the `publicId` or `systemId` of a DocumentType declaration. This allows for the injection of arbitrary markup into the XML output, potentially leading to data manipulation or other security impacts depending on how the XML is processed."], "name": "CVE-2026-83618", "package_state": [{"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Affected", "package_name": "openshift4/ose-console", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-09-01T14:49:46Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-83618\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-83618\nhttps://github.com/xmldom/xmldom/commit/7b2ec67e1750daadd0bb06c92e875e726544a362\nhttps://github.com/xmldom/xmldom/pull/1071\nhttps://github.com/xmldom/xmldom/releases/tag/0.9.12\nhttps://github.com/xmldom/xmldom/security/advisories/GHSA-vr34-hp96-76pp"], "threat_severity": "Important"}

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