AlmaLinux 9 : python3.12-lxml (ALSA-2026:66203)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:66203 advisory. lxml: lxml-html-clean: lxml: URL bypass vulnerability in Cleaner via missing xlink:href CVE-2026-49825 Tenable has extracted the preceding description block...

CVE-2026-28350

lxmlhtmlclean is a project for HTML cleaning functionalities copied from lxml.html.clean. Prior to version 0.4.4, the tag passes through the default Cleaner configuration. While pagestructure=True removes html, head, and title tags, there is no specific handling for , allowing an attacker to inje...

An XSS vulnerability was discovered in python-lxml's clean module versions before 4.6.3. When disabling the safe_attrs_only and forms arguments the Cleaner class does not remove the formaction attribute allowing for JS to bypass the sanitizer. A remote attacker could exploit this flaw to run arbitrary JS code on users who interact with incorrectly sanitized HTML. This issue is patched in lxml 4.6.3.

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