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Ubuntu 24.04 LTS: USN-6787-1 Moderate: Jinja2 XSS Security Alert

ubuntu
Calendar Grey May 29, 2024
Dist Ubuntu Esm H88
The Jinja2 security flaw exposes cross-site scripting risks; Ubuntu has released updates providing solutions to mitigate this vulnerability.
Jinja2 could allow cross-site scripting (XSS) attacks.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 23.10 - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Jinja2 could allow cross-site scripting (XSS) attacks. Software Description: - jinja2: small but fast and easy to use stand-alone template engine Details: It was discovered that Jinja2 incorrectly handled certain HTML attributes that were accepted by the xmlattr filter. An attacker could use this issue to inject arbitrary HTML attribute keys and values to potentially execute a cross-site scripting (XSS) attack.

Topics%20covered

Topics Covered

security advisory software update ubuntu xss threat jinja2

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS python3-jinja2 3.1.2-1ubuntu1.1 Ubuntu 23.10 python3-jinja2 3.1.2-1ubuntu0.23.10.2 Ubuntu 22.04 LTS python3-jinja2 3.0.3-1ubuntu0.2 Ubuntu 20.04 LTS python-jinja2 2.10.1-2ubuntu0.3 python3-jinja2 2.10.1-2ubuntu0.3 Ubuntu 18.04 LTS python-jinja2 2.10-1ubuntu0.18.04.1+esm2 Available with Ubuntu Pro python3-jinja2 2.10-1ubuntu0.18.04.1+esm2 Available with Ubuntu Pro Ubuntu 16.04 LTS python-jinja2 2.8-1ubuntu0.1+esm3 Available with Ubuntu Pro python3-jinja2 2.8-1ubuntu0.1+esm3 Available with Ubuntu Pro Ubuntu 14.04 LTS python-jinja2 2.7.2-2ubuntu0.1~esm3 Available with Ubuntu Pro python3-jinja2 2.7.2-2ubuntu0.1~esm3 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-6787-1

CVE-2024-34064

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-6787-1

Topics%20covered

Topics Covered

security advisory software update ubuntu xss threat jinja2

Package Information

https://launchpad.net/ubuntu/+source/jinja2/3.1.2-1ubuntu1.1 https://launchpad.net/ubuntu/+source/jinja2/3.1.2-1ubuntu0.23.10.2 https://launchpad.net/ubuntu/+source/jinja2/3.0.3-1ubuntu0.2 https://launchpad.net/ubuntu/+source/jinja2/2.10.1-2ubuntu0.3

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