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lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

🗓️ 09 Sep 2026 22:16:58Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

URL bypass in lxml Cleaner via missing xlink:href enabling code execution or info disclosure

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux9.8aarch64python-lxml-debugsource4.6.5-3.el9_8.1python-lxml-debugsource-4.6.5-3.el9_8.1.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lepython-lxml-debugsource4.6.5-3.el9_8.1python-lxml-debugsource-4.6.5-3.el9_8.1.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xpython-lxml-debugsource4.6.5-3.el9_8.1python-lxml-debugsource-4.6.5-3.el9_8.1.s390x.rpm
Red Hat Enterprise Linux9.8x86_64python-lxml-debugsource4.6.5-3.el9_8.1python-lxml-debugsource-4.6.5-3.el9_8.1.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64python3-lxml4.6.5-3.el9_8.1python3-lxml-4.6.5-3.el9_8.1.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lepython3-lxml4.6.5-3.el9_8.1python3-lxml-4.6.5-3.el9_8.1.ppc64le.rpm
Red Hat Enterprise Linux9.8s390xpython3-lxml4.6.5-3.el9_8.1python3-lxml-4.6.5-3.el9_8.1.s390x.rpm
Red Hat Enterprise Linux9.8x86_64python3-lxml4.6.5-3.el9_8.1python3-lxml-4.6.5-3.el9_8.1.x86_64.rpm
Red Hat Enterprise Linux9.8aarch64python3-lxml-debuginfo4.6.5-3.el9_8.1python3-lxml-debuginfo-4.6.5-3.el9_8.1.aarch64.rpm
Red Hat Enterprise Linux9.8ppc64lepython3-lxml-debuginfo4.6.5-3.el9_8.1python3-lxml-debuginfo-4.6.5-3.el9_8.1.ppc64le.rpm
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10 Sep 2026 12:49Current
CVSS 3.18.2
EPSS0.0024
SSVC
3