This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2021-43818 →

DEBIAN-CVE-2021-43818

lxml is a library for processing XML and HTML in the Python language. Prior to version 4.6.5, the HTML Cleaner in lxml.html lets certain crafted scrip...

Original description

The description as published by the source.

lxml is a library for processing XML and HTML in the Python language. Prior to version 4.6.5, the HTML Cleaner in lxml.html lets certain crafted script content pass through, as well as script content in SVG files embedded using data URIs. Users that employ the HTML cleaner in a security relevant context should upgrade to lxml 4.6.5 to receive a patch. There are no known workarounds available.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 lxml

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.1-1"}]}]

Debian:13 lxml

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.1-1"}]}]

Debian:14 lxml

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.7.1-1"}]}]

References

advisory security-tracker.debian.org