CVE-2019-8158 Magento 2 Community Edition XML Injection

What is CVE-2019-8158?

CVE-2019-8158 is a critical vulnerability in Magento Magento, published on 6 Nov 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An XPath entity injection vulnerability exists in Magento 2.2 prior to 2.2.10, Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An attacker can craft a GET request to page cache block rendering module that gets passed to XML data processing engine without validation. The crafted key/value GET request data allows an attacker to limited access to underlying XML data.

Weakness: CWE-91

Which versions are affected by CVE-2019-8158?

4 open source packages ship an affected version, including magento/community-edition. It affects 1 product.

Products include Magento Magento.

How do I fix CVE-2019-8158?

Upgrade magento/community-edition to a fixed version for your release line: 2.2.10 or 2.3.2-p2.

Is CVE-2019-8158 being exploited?

There is no known exploitation of CVE-2019-8158 in the wild and no public exploit code.

Other vulnerabilities in Magento Magento

• CVE-2020-9664 Magento php object injection vulnerability Critical 9.8
• CVE-2020-9576 Magento command injection vulnerability Critical 9.8
• CVE-2020-9578 Magento command injection vulnerability Critical 9.8
• CVE-2020-9579 Magento Security mitigation bypass vulnerability Critical 9.8
• CVE-2020-9580 Magento Security mitigation bypass vulnerability Critical 9.8

All Magento Magento vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-8p5c-f836-m4h7.