CVE-2022-2309
- EPSS 0.66%
- Published 05.07.2022 10:15:08
- Last modified 21.11.2024 07:00:44
NULL Pointer Dereference allows attackers to cause a denial of service (or application crash). This only applies when lxml is used together with libxml2 2.9.10 through 2.9.14. libxml2 2.9.9 and earlier are not affected. It allows triggering crashes t...
CVE-2021-43818
- EPSS 3.56%
- Published 13.12.2021 18:15:08
- Last modified 21.11.2024 06:29:51
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 ...
CVE-2021-28957
- EPSS 0.5%
- Published 21.03.2021 05:15:13
- Last modified 21.11.2024 06:00:26
An XSS vulnerability was discovered in python-lxml's clean module versions before 4.6.3. When disabling the safe_attrs_only and forms arguments, the Cleaner class does not remove the formaction attribute allowing for JS to bypass the sanitizer. A rem...
CVE-2020-27783
- EPSS 1.14%
- Published 03.12.2020 17:15:13
- Last modified 21.11.2024 05:21:49
A XSS vulnerability was discovered in python-lxml's clean module. The module's parser didn't properly imitate browsers, which caused different behaviors between the sanitizer and the user's page. A remote attacker could exploit this flaw to run arbit...
CVE-2018-19787
- EPSS 0.34%
- Published 02.12.2018 10:29:00
- Last modified 21.11.2024 03:58:33
An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove javascript: URLs that use escaping, allowing a remote attacker to conduct XSS attacks, as demonstrated by "j a v a s c r i p t:" in Interne...
CVE-2014-3146
- EPSS 8.19%
- Published 14.05.2014 19:55:11
- Last modified 12.04.2025 10:46:40
Incomplete blacklist vulnerability in the lxml.html.clean module in lxml before 3.3.5 allows remote attackers to conduct cross-site scripting (XSS) attacks via control characters in the link scheme to the clean_html function.