https://seclists.org/oss-sec/2026/q2/483: [oss-security][CVE-2026-7210] Cpython: The expat and elementte parsers use insufficient entropy for XML hash-flooding protection
Published May 11, 2026
·Updated
Affected Software
1 affected component
Python CPython
Frequently Asked Questions
1
What is the severity of CVE-2026-7210?
CVE-2026-7210 is considered a moderate severity vulnerability due to its potential impact on denial-of-service attacks.
2
How do I fix CVE-2026-7210?
To fix CVE-2026-7210, update Python CPython to the latest version that addresses the insufficient entropy for XML hash-flooding protection.
3
What are the potential consequences of CVE-2026-7210?
The potential consequences of CVE-2026-7210 include denial-of-service conditions caused by XML hash-flooding attacks.
4
What versions of Python CPython are affected by CVE-2026-7210?
CVE-2026-7210 affects various versions of Python CPython that use the expat and elementtree parsers.
5
Is CVE-2026-7210 a remote code execution vulnerability?
No, CVE-2026-7210 is not a remote code execution vulnerability, but it can lead to denial-of-service when exploited.