Linux Security
Linux Security
Linux Security

Debian LTS: DLA-2606-1: lxml security update

Date 24 Mar 2021
Posted By LinuxSecurity Advisories
An issue has been found in lxml, a pythonic binding for the libxml2 and libxslt libraries.

- -------------------------------------------------------------------------
Debian LTS Advisory DLA-2606-1                This email address is being protected from spambots. You need JavaScript enabled to view it.                    Thorsten Alteholz
March 24, 2021                      
- -------------------------------------------------------------------------

Package        : lxml
Version        : 3.7.1-1+deb9u4
CVE ID         : 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 9 stretch, this problem has been fixed in version

We recommend that you upgrade your lxml packages.

For the detailed security status of lxml please refer to
its security tracker page at:

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at:


LinuxSecurity Poll

How frequently do you patch/update your system?

No answer selected. Please try again.
Please select either existing option or enter your own, however not both.
Please select minimum 0 answer(s) and maximum 3 answer(s).
[{"id":"179","title":"As soon as patches\/updates are released - I track advisories for my distro(s) diligently","votes":"66","type":"x","order":"1","pct":75.86,"resources":[]},{"id":"180","title":"Every so often, when I think of it","votes":"14","type":"x","order":"2","pct":16.09,"resources":[]},{"id":"181","title":"Hardly ever","votes":"7","type":"x","order":"3","pct":8.05,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350

Please vote first in order to view vote results.



bottom 200

Please enable / Bitte aktiviere JavaScript!
Veuillez activer / Por favor activa el Javascript![ ? ]

We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.