cvedb.io
CVE-2026-4224
HIGH · CVSS 7.5
EPSS exploitation probability: 0%
Published 2026-03-16T18:16:10.070 · Last modified 2026-06-17T10:56:15.297

Summary

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.

Affected products

python — python

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.