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python: Python: Performance degradation in XML processing due to quadratic time complexity

🗓️ 13 Aug 2026 12:19:42Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 6 Views

Quadratic time in Python xml.etree.ElementPath XPath predicates enables DoS via crafted XML documents.

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Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64python3.133.13.15-1.hum1python3.13-3.13.15-1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64python3.133.13.15-1.hum1python3.13-3.13.15-1.hum1.x86_64.rpm

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18 Aug 2026 15:15Current
5.4Medium risk
Vulners AI Score5.4
CVSS 42
EPSS0.00355
SSVC
6