QID 198314

Date Published: 2021-04-06

QID 198314: Ubuntu Security Notification for Lxml Vulnerability (USN-4896-1)

It was discovered that lxml incorrectly handled certain HTML attributes.

A remote attacker could possibly use this issue to perform cross-site scripting (XSS) attacks.

CVSS V3 rated as High - 6.1 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Refer to Ubuntu advisory USN-4896-1 for affected packages and patching details, or update with your package manager.

Vendor References

USN-4896-1 - usn.ubuntu.com/4896-1/

CVEs related to QID 198314

CVE-2021-28957 |

Software Advisories

Advisory ID	Software	Component	Link
USN-4896-1	16.04 (Xenial) on src	python-lxml	launchpad.net/ubuntu/+source/lxml/3.5.0-1ubuntu0.4
USN-4896-1	16.04 (Xenial) on src	python3-lxml	launchpad.net/ubuntu/+source/lxml/3.5.0-1ubuntu0.4
USN-4896-1	18.04 (bionic) on src	python-lxml	launchpad.net/ubuntu/+source/lxml/4.2.1-1ubuntu0.4
USN-4896-1	18.04 (bionic) on src	python3-lxml	launchpad.net/ubuntu/+source/lxml/4.2.1-1ubuntu0.4
USN-4896-1	20.04 (focal) on src	python-lxml	launchpad.net/ubuntu/+source/lxml/4.5.0-1ubuntu0.3
USN-4896-1	20.04 (focal) on src	python3-lxml	launchpad.net/ubuntu/+source/lxml/4.5.0-1ubuntu0.3
USN-4896-1	20.10 (groovy) on src	python3-lxml	launchpad.net/ubuntu/+source/lxml/4.5.2-1ubuntu0.4

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