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.
CVSS Details
- CVSS 3.1 Base Score: 6.1
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade python2-psycopg2-debugUpgrade python38-sixUpgrade python38-PyMySQLUpgrade python2-numpy-f2pyUpgrade python2-pysocksUpgrade python38-markupsafeUpgrade python2-ipaddressUpgrade python2-setuptools_scmUpgrade python2-psycopg2-testsUpgrade python38-CythonUpgrade python38-plyUpgrade python2-pytestUpgrade python38-pytzUpgrade python2-backports-ssl_match_hostnameUpgrade python2-pytzUpgrade python2-markupsafeUpgrade python2-docsUpgrade python38-pycparserUpgrade python38-scipyUpgrade python2-mockUpgrade python2-dnsUpgrade python38-mod_wsgiUpgrade python2-funcsigsUpgrade python38-chardetUpgrade python2-requestsUpgrade python2-rpm-macrosUpgrade python-psycopg2-docUpgrade python2-attrsUpgrade python2-coverageUpgrade python2-sixUpgrade python2-psycopg2Upgrade python2-docutilsUpgrade python2-pyUpgrade python2-pyyamlUpgrade python38-psycopg2-testsUpgrade python38-idnaUpgrade python2-PyMySQLUpgrade python2-idnaUpgrade python38-psycopg2-docUpgrade python2-numpyUpgrade python2-setuptoolsUpgrade python38-asn1cryptoUpgrade python2-pytest-mockUpgrade python38-requestsUpgrade python2-sqlalchemyUpgrade python2-docs-infoUpgrade python38-pysocksUpgrade python2-urllib3Upgrade python2-setuptools-wheelUpgrade python38-cffiUpgrade python2-backportsUpgrade python2-pluggyUpgrade python2-numpy-docUpgrade python38-psycopg2Upgrade python-sqlalchemy-docUpgrade python2-chardetUpgrade python38-cryptographyUpgrade python2-Cython | May 4, 2022 | Dec 3, 2020 |
| Alpine Linux | — | Upgrade py3-lxml | Jan 5, 2021 | Dec 3, 2020 |
| Amazon Linux Ami 2 | — | Upgrade python-lxml-docsUpgrade python-lxmlUpgrade python-lxml-debuginfo | Jun 24, 2021 | Dec 3, 2020 |
| Amazon_linux | — | Upgrade python-lxml | Mar 23, 2023 | Dec 3, 2020 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Dec 3, 2020 |
| Centos_linux | — | Upgrade python2-pipUpgrade python38Upgrade python38-lxmlUpgrade python2-pyUpgrade python2-numpy-debuginfoUpgrade python-psycopg2-docUpgrade python-lxml-debugsourceUpgrade python-psycopg2-debuginfoUpgrade python38-chardetUpgrade python2-pytzUpgrade python38-numpy-debuginfoUpgrade python38-pyyaml-debuginfoUpgrade python2-attrsUpgrade python38-debugsourceUpgrade python38-pysocksUpgrade python-pymongo-debuginfoUpgrade python2-bson-debuginfoUpgrade python2-docs-infoUpgrade python38-idleUpgrade python2-CythonUpgrade python2-libsUpgrade python2-coverageUpgrade python38-libsUpgrade python38-numpyUpgrade python38-CythonUpgrade python38-markupsafeUpgrade python38-cryptographyUpgrade python38-pipUpgrade python2-toolsUpgrade python3-lxml-debuginfoUpgrade python2-rpm-macrosUpgrade python2-ipaddressUpgrade python2-lxml-debuginfoUpgrade python2-numpy-f2pyUpgrade python2-dnsUpgrade python2-pip-wheelUpgrade python2-backportsUpgrade python38-scipyUpgrade python2-backports-ssl_match_hostnameUpgrade python2-psycopg2-debugUpgrade python38-lxml-debuginfoUpgrade python2-sixUpgrade python-cffi-debugsourceUpgrade python-cryptography-debugsourceUpgrade python-nose-docsUpgrade python2-testUpgrade python2-pymongo-gridfsUpgrade python2Upgrade python2-Cython-debuginfoUpgrade python38-urllib3Upgrade python2-jinja2Upgrade python2-mockUpgrade python2-pyyamlUpgrade PyYAML-debugsourceUpgrade python38-PyMySQLUpgrade python38-cffiUpgrade python-coverage-debugsourceUpgrade python2-pytestUpgrade python2-wheelUpgrade python2-babelUpgrade python2-bsonUpgrade python2-debugUpgrade python38-sixUpgrade python2-docutilsUpgrade python-pymongo-debugsourceUpgrade python2-setuptools-wheelUpgrade python38-babelUpgrade python2-noseUpgrade python38-testUpgrade python38-debuginfoUpgrade python2-debuginfoUpgrade python38-pip-wheelUpgrade python2-chardetUpgrade python38-psutilUpgrade python2-psycopg2-debug-debuginfoUpgrade python2-numpyUpgrade python2-markupsafeUpgrade python38-psycopg2-debuginfoUpgrade python2-requestsUpgrade python2-pluggyUpgrade python38-psycopg2-docUpgrade python38-plyUpgrade python38-numpy-f2pyUpgrade python3-lxmlUpgrade python-psycopg2-debugsourceUpgrade python38-wheel-wheelUpgrade python38-rpm-macrosUpgrade scipy-debugsourceUpgrade python2-setuptoolsUpgrade python2-PyMySQLUpgrade Cython-debugsourceUpgrade python38-pycparserUpgrade python2-pymongo-debuginfoUpgrade python38-setuptools-wheelUpgrade python38-psycopg2Upgrade python38-cffi-debuginfoUpgrade python2-setuptools_scmUpgrade python2-pyyaml-debuginfoUpgrade python2-funcsigsUpgrade numpy-debugsourceUpgrade python-markupsafe-debugsourceUpgrade python38-tkinterUpgrade python38-numpy-docUpgrade python38-wheelUpgrade python38-setuptoolsUpgrade python38-jinja2Upgrade python38-debugUpgrade python38-asn1cryptoUpgrade python2-psycopg2-testsUpgrade python38-develUpgrade babelUpgrade python38-scipy-debuginfoUpgrade python38-cryptography-debuginfoUpgrade python38-pyyamlUpgrade python2-sqlalchemyUpgrade python2-wheel-wheelUpgrade python2-pysocksUpgrade python2-develUpgrade python2-numpy-docUpgrade python38-psycopg2-testsUpgrade python38-markupsafe-debuginfoUpgrade python38-Cython-debuginfoUpgrade python2-pymongoUpgrade python2-lxmlUpgrade python2-psycopg2-debuginfoUpgrade python-psutil-debugsourceUpgrade python38-pytzUpgrade python38-psutil-debuginfoUpgrade python2-pygmentsUpgrade python2-pytest-mockUpgrade python2-urllib3Upgrade python2-scipyUpgrade python2-idnaUpgrade python2-coverage-debuginfoUpgrade python2-psycopg2Upgrade python2-docsUpgrade python2-tkinterUpgrade python2-debugsourceUpgrade python38-requestsUpgrade python-sqlalchemy-docUpgrade python38-mod_wsgiUpgrade python38-idnaUpgrade python2-scipy-debuginfoUpgrade python2-virtualenv | Jun 1, 2021 | Dec 3, 2020 |
| Debian | — | Upgrade lxml | Nov 30, 2020 | Nov 30, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade python-lxml | Sep 16, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade python-lxml | Apr 30, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade python-lxml | Mar 24, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade python-lxmlUpgrade python3-lxmlUpgrade python2-lxml | Feb 2, 2021 | Dec 3, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade python3-lxml | Jan 5, 2021 | Dec 3, 2020 |
| Oracle Solaris | — | Upgrade library/python/lxml-27 to version 4.6.2-11.4.31.0.1.88.2 on Solaris 11.4Upgrade library/python/lxml-37 to version 4.6.2-11.4.31.0.1.88.2 on Solaris 11.4Upgrade library/python/lxml to version 4.6.2-11.4.31.0.1.88.2 on Solaris 11.4Upgrade library/python/lxml-39 to version 4.6.2-11.4.31.0.1.88.2 on Solaris 11.4 | Mar 17, 2021 | Dec 3, 2020 |
| Oracle_linux | — | Upgrade python2-babelUpgrade python2-pipUpgrade python38Upgrade python2-sixUpgrade python38-idnaUpgrade python38-testUpgrade python38-psycopg2-testsUpgrade python38-jinja2Upgrade python38-idleUpgrade python38-cffiUpgrade python2-noseUpgrade python38-cryptographyUpgrade python38-babelUpgrade python2-wheelUpgrade python2-pluggyUpgrade python2-numpy-f2pyUpgrade python-nose-docsUpgrade python38-psutilUpgrade python38-plyUpgrade python38-libsUpgrade python2-debugUpgrade python38-psycopg2-docUpgrade python38-scipyUpgrade python38-numpy-docUpgrade python2-pyyamlUpgrade python2-jinja2Upgrade python38-wheelUpgrade python2-rpm-macrosUpgrade python38-urllib3Upgrade python38-setuptools-wheelUpgrade python2-backportsUpgrade python2-setuptools-wheelUpgrade python2-mockUpgrade ol-automation-manager-cliUpgrade python38-pysocksUpgrade python38-pip-wheelUpgrade python2-psycopg2Upgrade python2-idnaUpgrade python38-markupsafeUpgrade python2-wheel-wheelUpgrade python2-libsUpgrade python2-chardetUpgrade python2-urllib3Upgrade python38-numpyUpgrade python2-backports-ssl_match_hostnameUpgrade python-psycopg2-docUpgrade python38-numpy-f2pyUpgrade python38-pytzUpgrade python3-olamkitUpgrade python2-sqlalchemyUpgrade python2-dnsUpgrade python2-pymongoUpgrade python2-testUpgrade python2-pip-wheelUpgrade python2-tkinterUpgrade python2Upgrade python2-develUpgrade python2-numpy-docUpgrade python38-asn1cryptoUpgrade python38-debugUpgrade python3-lxmlUpgrade python38-pyyamlUpgrade python38-sixUpgrade python38-PyMySQLUpgrade python38-setuptoolsUpgrade python38-develUpgrade python2-virtualenvUpgrade python2-lxmlUpgrade python2-docs-infoUpgrade python2-pymongo-gridfsUpgrade python38-pipUpgrade python38-lxmlUpgrade python-sqlalchemy-docUpgrade python2-scipyUpgrade python2-pysocksUpgrade python2-docutilsUpgrade python2-markupsafeUpgrade python2-requestsUpgrade python2-toolsUpgrade python2-setuptoolsUpgrade python2-bsonUpgrade python38-requestsUpgrade python2-CythonUpgrade python2-pygmentsUpgrade python2-pytzUpgrade python38-mod_wsgiUpgrade python2-PyMySQLUpgrade python38-wheel-wheelUpgrade python2-docsUpgrade python38-chardetUpgrade python2-numpyUpgrade python38-CythonUpgrade python2-setuptools_scmUpgrade python2-attrsUpgrade python2-psycopg2-testsUpgrade python2-pytestUpgrade python38-tkinterUpgrade python2-psycopg2-debugUpgrade python2-pyUpgrade python2-ipaddressUpgrade python38-pycparserUpgrade python2-coverageUpgrade python2-pytest-mockUpgrade ol-automation-managerUpgrade python2-funcsigsUpgrade python38-rpm-macrosUpgrade babelUpgrade python38-psycopg2 | May 26, 2021 | Oct 18, 2020 |
| Redhat_linux | — | Upgrade python38-pyyamlUpgrade python38-jinja2Upgrade python2-docsUpgrade python38-mod_wsgiUpgrade python2-debugUpgrade python-psycopg2-debuginfoUpgrade python38-requestsUpgrade python2-idnaUpgrade python2-Cython-debuginfoUpgrade python38-psycopg2Upgrade python38-setuptoolsUpgrade python-psycopg2-debugsourceUpgrade python38-debugsourceUpgrade python2-bsonUpgrade python38-idleUpgrade python2-docutilsUpgrade python2-pyyamlUpgrade python2-pymongoUpgrade python38-psycopg2-docUpgrade python3-lxml-debuginfoUpgrade python2-mockUpgrade python38-scipy-debuginfoUpgrade python2-rpm-macrosUpgrade python2-coverageUpgrade python2-pluggyUpgrade python2-noseUpgrade python2-numpy-debuginfoUpgrade python2-scipy-debuginfoUpgrade python2-lxml-debuginfoNo solution existsUpgrade python38-pip-wheelUpgrade python3-lxmlUpgrade babelUpgrade python2-sqlalchemyUpgrade python38-psutil-debuginfoUpgrade python2-funcsigsUpgrade python38-pysocksUpgrade python38-cffi-debuginfoUpgrade python2-setuptoolsUpgrade python2-backports-ssl_match_hostnameUpgrade python2-setuptools-wheelUpgrade python38-rpm-macrosUpgrade python2-dnsUpgrade python38-lxmlUpgrade python2-psycopg2-testsUpgrade python38-tkinterUpgrade python2-toolsUpgrade python-sqlalchemy-docUpgrade python38-urllib3Upgrade python2-tkinterUpgrade python38-develUpgrade python-pymongo-debuginfoUpgrade scipy-debugsourceUpgrade python2-psycopg2Upgrade python2-ipaddressUpgrade python38-wheel-wheelUpgrade python-lxml-debugsourceUpgrade python38-cryptographyUpgrade python2-debugsourceUpgrade python2-lxmlUpgrade python2-bson-debuginfoUpgrade python2-numpy-docUpgrade python2-babelUpgrade python-nose-docsUpgrade python-cryptography-debugsourceUpgrade python38-psycopg2-debuginfoUpgrade python38-chardetUpgrade python2-pytest-mockUpgrade Cython-debugsourceUpgrade python38-plyUpgrade python2-PyMySQLUpgrade python38-psutilUpgrade python-markupsafe-debugsourceUpgrade python2-psycopg2-debug-debuginfoUpgrade python2-debuginfoUpgrade python2-psycopg2-debuginfoUpgrade python38-pyyaml-debuginfoUpgrade python38-debuginfoUpgrade python-cffi-debugsourceUpgrade python38-PyMySQLUpgrade python2-wheelUpgrade python2-chardetUpgrade python38-cffiUpgrade python2Upgrade python2-coverage-debuginfoUpgrade python2-pysocksUpgrade python38-numpy-debuginfoUpgrade python2-virtualenvUpgrade python38-numpy-docUpgrade python38-pytzUpgrade python38-Cython-debuginfoUpgrade python38-babelUpgrade python38-testUpgrade python2-numpy-f2pyUpgrade python38-lxml-debuginfoUpgrade python2-pipUpgrade python2-pymongo-gridfsUpgrade python2-wheel-wheelUpgrade python-coverage-debugsourceUpgrade python2-docs-infoUpgrade python38-markupsafe-debuginfoUpgrade python2-jinja2Upgrade python2-develUpgrade python2-pygmentsUpgrade python38-asn1cryptoUpgrade python-psutil-debugsourceUpgrade python38-setuptools-wheelUpgrade numpy-debugsourceUpgrade python38-psycopg2-testsUpgrade python2-setuptools_scmUpgrade python2-sixUpgrade python2-pyUpgrade python2-scipyUpgrade python2-pymongo-debuginfoUpgrade python-pymongo-debugsourceUpgrade python38-idnaUpgrade python2-libsUpgrade python38-CythonUpgrade python2-markupsafeUpgrade python2-pytzUpgrade python38Upgrade python2-numpyUpgrade python38-markupsafeUpgrade python2-testUpgrade python38-wheelUpgrade python2-backportsUpgrade python-psycopg2-docUpgrade python38-debugUpgrade python2-attrsUpgrade python38-libsUpgrade python2-psycopg2-debugUpgrade python38-pycparserUpgrade python38-numpyUpgrade python38-scipyUpgrade python2-CythonUpgrade python2-pyyaml-debuginfoUpgrade python38-sixUpgrade python38-pipUpgrade python2-urllib3Upgrade python38-numpy-f2pyUpgrade PyYAML-debugsourceUpgrade python2-pip-wheelUpgrade python2-pytestUpgrade python38-cryptography-debuginfoUpgrade python2-requests | May 21, 2021 | Dec 3, 2020 |
| Rocky_linux | — | Upgrade python38-pyyamlUpgrade python-cffi-debugsourceUpgrade python2-numpy-f2pyUpgrade python2-debugsourceUpgrade python2-pymongo-gridfsUpgrade python-cryptography-debugsourceUpgrade python38-pyyaml-debuginfoUpgrade python2-psycopg2-debug-debuginfoUpgrade numpy-debugsourceUpgrade python-pymongo-debugsourceUpgrade python2-CythonUpgrade python2-lxml-debuginfoUpgrade python2-numpyUpgrade python2-Cython-debuginfoUpgrade python38-Cython-debuginfoUpgrade python38-markupsafeUpgrade python38-debugsourceUpgrade python-psycopg2-docUpgrade python2-psycopg2-debugUpgrade python2-testUpgrade python38Upgrade PyYAML-debugsourceUpgrade python2Upgrade python3-lxml-debuginfoUpgrade python2-markupsafeUpgrade python2-backportsUpgrade python-psutil-debugsourceUpgrade python38-debugUpgrade python38-lxml-debuginfoUpgrade python2-psycopg2-testsUpgrade python38-psycopg2-testsUpgrade python2-debuginfoUpgrade python2-coverage-debuginfoUpgrade python2-libsUpgrade python38-debuginfoUpgrade python2-bsonUpgrade python38-scipyUpgrade python38-scipy-debuginfoUpgrade python38-CythonUpgrade python-coverage-debugsourceUpgrade python38-numpy-debuginfoUpgrade python38-idleUpgrade python38-numpyUpgrade python38-psycopg2Upgrade python2-tkinterUpgrade python2-scipy-debuginfoUpgrade python38-develUpgrade python38-numpy-f2pyUpgrade python38-tkinterUpgrade python2-lxmlUpgrade python2-pyyaml-debuginfoUpgrade python38-testUpgrade python38-cryptography-debuginfoUpgrade python-lxml-debugsourceUpgrade python38-mod_wsgiUpgrade python38-libsUpgrade python3-lxmlUpgrade python2-pymongoUpgrade python2-develUpgrade python-pymongo-debuginfoUpgrade Cython-debugsourceUpgrade python2-bson-debuginfoUpgrade python38-markupsafe-debuginfoUpgrade python38-cryptographyUpgrade python2-sqlalchemyUpgrade python2-scipyUpgrade python2-pyyamlUpgrade python-psycopg2-debuginfoUpgrade scipy-debugsourceUpgrade python38-cffi-debuginfoUpgrade python38-psycopg2-docUpgrade python-markupsafe-debugsourceUpgrade python2-numpy-debuginfoUpgrade python2-coverageUpgrade python2-psycopg2Upgrade python38-psutilUpgrade python38-cffiUpgrade python2-debugUpgrade python-psycopg2-debugsourceUpgrade python38-lxmlUpgrade python2-toolsUpgrade python2-psycopg2-debuginfoUpgrade python38-psycopg2-debuginfoUpgrade python2-pymongo-debuginfoUpgrade python38-psutil-debuginfo | Mar 12, 2024 | Dec 3, 2020 |
| Suse | — | Upgrade python2-lxml-develUpgrade python3-lxml-develUpgrade python2-lxmlUpgrade python-lxmlUpgrade python3-lxml | Mar 12, 2022 | Dec 3, 2020 |
| Ubuntu | — | Upgrade python-lxml (Ubuntu Pro)Upgrade python-lxmlUpgrade python3-lxmlUpgrade python3-lxml (Ubuntu Pro) | Dec 10, 2020 | Dec 3, 2020 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Dec 3, 2020 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub