A lxml security update has been released for Debian GNU/Linux 8 Extended LTS to address a XSS issue.
ELA-390-1 lxml security update
Package lxml
ELA-390-1 lxml security update
Version 3.4.0-1+deb8u4
Related CVEs CVE-2021-28957
An issue has been found in lxml, a pythonic binding for the libxml2 and libxslt libraries. Due to missing input sanitization, XSS is possible for the HTML5 formaction attribute.
For Debian 8 jessie, these problems have been fixed in version 3.4.0-1+deb8u4.
We recommend that you upgrade your lxml packages.
Further information about Extended LTS security advisories can be found at: https://deb.freexian.com/extended-lts/
