BIT-PYTHON-2026-4224 Stack overflow parsing XML with deeply nested DTD content models

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

BIT-PYTHON-MIN-2026-4224 Stack overflow parsing XML with deeply nested DTD content models

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

BIT-LIBPYTHON-2026-4224 Stack overflow parsing XML with deeply nested DTD content models

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

cpython: Stack overflow parsing XML with deeply nested DTD content models

A stack overflow flaw has been discovered in the python pyexpat module. When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs. This will result in a program crash...

cpython: Stack overflow parsing XML with deeply nested DTD content models

A stack overflow flaw has been discovered in the python pyexpat module. When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs. This will result in a program crash...

cpython: Stack overflow parsing XML with deeply nested DTD content models

A stack overflow flaw has been discovered in the python pyexpat module. When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs. This will result in a program crash...

Cockpit CMS: Stored cross-site scripting vulnerability in the Set field type's Display template option

Cockpit CMS through version 2.14.0, patched in commit 72a83fc, contains a stored cross-site scripting vulnerability in the Set field type's Display template option, where the template string is processed by the $interpolate function using new Function and rendered via Vue's v-html directive witho...

CVE-2026-23695 Cockpit CMS 2.14.0 Stored XSS via Set Field Display Template

Cockpit CMS through version 2.14.0, patched in commit 72a83fc, contains a stored cross-site scripting vulnerability in the Set field type's Display template option, where the template string is processed by the $interpolate function using new Function and rendered via Vue's v-html directive witho...

Cockpit CMS 跨站脚本漏洞

Cockpit CMS is an open-source headless content management system developed by Cockpit. Versions of Cockpit CMS 2.14.0 and earlier had a cross-site scripting vulnerability. This vulnerability stemmed from the use of the $interpolate function in template strings within the Display template options,...

cpython: Stack overflow parsing XML with deeply nested DTD content models

A stack overflow flaw has been discovered in the python pyexpat module. When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs. This will result in a program crash...

Stack overflow parsing XML with deeply nested DTD content models

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CVE-2026-4224 Stack overflow parsing XML with deeply nested DTD content models

When an Expat parser with a registered ElementDeclHandler parses an inline document type definition containing a deeply nested content model a C stack overflow occurs...

CVE-2026-4224

CVE-2026-4224 is a CPython vulnerability: when an Expat parser with a registered ElementDeclHandler parses an inline DTD containing a deeply nested content model, a C stack overflow can occur. The connected advisories confirm this affects multiple Python3 series (3.9, 3.11, 3.12, 3.13, 3.14) and ...