Debian: DSA-4636-1: python-bleach security update

Date 28 Feb 2020

Category Debian Linux Distribution - Security Advisories

690

Posted By LinuxSecurity Advisories

It was reported that python-bleach, a whitelist-based HTML-sanitizing library, is prone to a mutation XSS vulnerability in bleach.clean when 'noscript' and one or more raw text tags were whitelisted.


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Debian Security Advisory DSA-4636-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
https://www.debian.org/security/                     Salvatore Bonaccorso
February 28, 2020                     https://www.debian.org/security/faq
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Package        : python-bleach
CVE ID         : CVE-2020-6802
Debian Bug     : 951907

It was reported that python-bleach, a whitelist-based HTML-sanitizing
library, is prone to a mutation XSS vulnerability in bleach.clean when
'noscript' and one or more raw text tags were whitelisted.

For the stable distribution (buster), this problem has been fixed in
version 3.1.1-0+deb10u1.

We recommend that you upgrade your python-bleach packages.

For the detailed security status of python-bleach please refer to its
security tracker page at:
https://security-tracker.debian.org/tracker/python-bleach

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

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