Web Application Vulnerabilities Runtime SCA Findings
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Python Uncontrolled Recursion Vulnerability (CVE-2026-4224) - Vulnerability Database

Python Uncontrolled Recursion Vulnerability (CVE-2026-4224)

Description

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.

References

CVE-2026-4224

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Severity

High

Classification

CVE-2026-4224
CWE-674
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Tags

Missing Update
Known Vulnerabilities