Fedora: 2021-28723f9670 Critical: XSS Risk in Python-lxml Update

lxml is a Pythonic, mature binding for the libxml2 and libxslt libraries. It

provides safe and convenient access to these libraries using the ElementTree It

extends the ElementTree API significantly to offer support for XPath, RelaxNG,

XML Schema, XSLT, C14N and much more.To contact the project, go to the project

home page < or see our bug tracker at case you want to use the current ...

Rebase to version 4.6.3. Fix CVE-2021-28957: missing input sanitization for

formaction HTML5 attributes may lead to XSS

* Thu May 20 2021 Charalampos Stratakis - 4.6.3-1

- Update to 4.6.3

- Fixes CVE-2021-28957

- Fixes: rhbz#1941773

- Fixes: rhbz#1941535

[ 1 ] Bug #1941534 - CVE-2021-28957 python-lxml: missing input sanitization for formaction HTML5 attributes may lead to XSS

https://bugzilla.redhat.com/show_bug.cgi?id=1941534

su -c 'dnf upgrade --advisory FEDORA-2021-28723f9670' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

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