RHSA-2026:66204HighCVSS 8.2

Red Hat Security Advisory: python-lxml security update

Published
September 9, 2026
Last Modified
September 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-49825 →

📋 Description

CVE-2026-49825 — lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href

🎯 Affected products14

  • Red Hat Enterprise Linux AppStream (v. 9)
  • python-lxml-0:4.6.5-3.el9_8.1.src as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python-lxml-debugsource-0:4.6.5-3.el9_8.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python-lxml-debugsource-0:4.6.5-3.el9_8.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python-lxml-debugsource-0:4.6.5-3.el9_8.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python-lxml-debugsource-0:4.6.5-3.el9_8.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-0:4.6.5-3.el9_8.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-0:4.6.5-3.el9_8.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-0:4.6.5-3.el9_8.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-0:4.6.5-3.el9_8.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-debuginfo-0:4.6.5-3.el9_8.1.aarch64 as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-debuginfo-0:4.6.5-3.el9_8.1.ppc64le as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-debuginfo-0:4.6.5-3.el9_8.1.s390x as a component of Red Hat Enterprise Linux AppStream (v. 9)
  • python3-lxml-debuginfo-0:4.6.5-3.el9_8.1.x86_64 as a component of Red Hat Enterprise Linux AppStream (v. 9)

✅ Remediation

For details on how to apply this update, which includes the changes described in this advisory, refer to: https://access.redhat.com/articles/11258

🔗 References (4)