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CVE-2026-7210

HIGH CVSS: 7.5 Published: 2026-05-11 Modified: 2026-08-14

Description

`xml.parsers.expat` and `xml.etree.ElementTree` use insufficient entropy for Expat hash-flooding protection, which allows a crafted XML document to trigger hash flooding.\r\n\r\nFully mitigating this vulnerability requires both updating libexpat to 2.8.0 or later and applying this patch.

Affected Platforms

Python Python

Weakness Type

CWE-331

References