python-lxml: Missing input sanitization for formaction HTML5 attributes may lead to XSS

A flaw was found in python-lxml. The HTML5 formaction attribute is not input sanitized like the HTML action attribute is which can lead to a Cross-Site Scripting attack XSS when an application uses python-lxml to sanitize user inputs. The highest threat from this vulnerability is to data...

python-lxml: mXSS due to the use of improper parser

A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly imitate browsers, causing different behaviors between the sanitizer and the user's page. This flaw allows a remote attacker to run arbitrary HTML/JS code. The highest threat...

XML External Entity (XXE) Injection

pywps is vulnerable to XML External Entity XXE Injection. An attacker is able to view files on the application server filesystem as the lxml default parser allows assigning a path to the entity...

CVE-2018-19787 affecting package python-lxml 4.2.4-7

CVE-2018-19787 affecting package python-lxml 4.2.4-7. An upgraded version of the package is available that resolves this issue...

CVE-2020-27783 affecting package python-lxml 4.2.4-7

CVE-2020-27783 affecting package python-lxml 4.2.4-7. An upgraded version of the package is available that resolves this issue...

CVE-2021-28957 affecting package python-lxml 4.2.4-7

CVE-2021-28957 affecting package python-lxml 4.2.4-7. An upgraded version of the package is available that resolves this issue...

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 Internet Explorer. This is a similar issue to CVE-2014-3146.

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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 remote attacker could exploit this flaw to run arbitrary JS code on users who interact with incorrectly sanitized HTML. This issue is patched in lxml 4.6.3.

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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 arbitrary HTML/JS code.

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Moderate Photon OS Security Update - PHSA-2021-4.0-0072

Updates of 'python3-lxml' packages of Photon OS have been released...

Moderate Photon OS Security Update - PHSA-2021-0072

Updates of 'python3-lxml' packages of Photon OS have been released...

Huawei EulerOS: Security Advisory for python-lxml (EulerOS-SA-2021-2109)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Huawei EulerOS: Security Advisory for python-lxml (EulerOS-SA-2021-2162)

The remote host is missing an update for the Huawei EulerOS SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

EulerOS Virtualization 3.0.2.2 : python-lxml (EulerOS-SA-2021-2162)

According to the versions of the python-lxml package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : - Incomplete blacklist vulnerability in the lxml.html.clean module in lxml before 3.3.5 allows remote attackers to conduct...

EulerOS Virtualization for ARM 64 3.0.2.0 : python-lxml (EulerOS-SA-2021-2109)

According to the versions of the python-lxml package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerabilities : - An issue was discovered in lxml before 4.2.5. lxml/html/clean.py in the lxml.html.clean module does not remove...

Medium: python-lxml

Issue Overview: A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly imitate browsers, causing different behaviors between the sanitizer and the user's page. This flaw allows a remote attacker to run arbitrary HTML/JS code. The...

Amazon Linux 2 : python-lxml (ALAS-2021-1666)

The version of python-lxml installed on the remote host is prior to 3.2.1-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2021-1666 advisory. A Cross-site Scripting XSS vulnerability was found in the python-lxml's clean module. The module's parser did not properly...

The vulnerability of the Cleaner class in the Lxml library for processing XML and HTML markup allows a hacker to execute arbitrary Java Script code.

The vulnerability of the Cleaner class in the Lxml library for processing XML and HTML markup is related to the lack of measures to clean incoming data. Exploiting this vulnerability allows a remote attacker to execute arbitrary Java Script code...

Server-Side Request Forgery in Plone

Plone though 5.2.4 allows SSRF via the lxml parser. This affects Diazo themes, Dexterity TTW schemas, and modeleditors in plone.app.theming, plone.app.dexterity, and plone.supermodel...

MGASA-2021-0246 Updated python-lxml packages fix a security vulnerability

An XSS vulnerability was discovered in python-lxml’s clean module versions before 4.6.3. When disabling the safeattrsonly and forms arguments, the Cleaner class does not remove the formaction attribute allowing for JS to bypass the sanitizer. A remote attacker could exploit this flaw to run...