Python Core: two security vulnerabilities discovered in May 2026

Two vulnerabilities were identified in Python Core: one allows attackers to bypass write access restrictions via control characters in Wsgiref, while the other causes denial of service through XML content manipulation.

Published 9sem2 sources✓ ConfirmedImportantupdated 4j

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The fact

These flaws were analyzed and documented by Vigilance.fr security researchers during the week of May 11-16, 2026.

Developers using Python are urged to apply available patches to secure their applications against these two attack vectors.

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GlobalSecurityMag

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Python Vigilance.fr #Python #vulnérabilité #Wsgiref #XML #déni de service

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Auto-synthesis from 2 media sources · identified on May 16, 2026

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