CVE-2019-8139: XSS
First published: Tue Oct 08 2019(Updated: )
A stored cross-site scripting (XSS) vulnerability exists in Magento 2.3 prior to 2.3.3 or 2.3.2-p1. An authenticated user can inject arbitrary Javascript code into the dynamic block when invoking page builder on a product.
Credit: psirt@adobe.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/magento/product-community-edition | >=2.2<2.2.10>=2.3<2.3.2-p2 | |
| composer/magento/community-edition | >=2.3.0<2.3.2-p1 | 2.3.2-p1 |
| composer/magento/community-edition | >=2.2.0<2.2.10 | 2.2.10 |
| CentOS Libgcc | >=2.3.0<2.3.2 | |
| CentOS Libgcc | >=2.3.0<2.3.2 | |
| CentOS Libgcc | =2.3.2 | |
| CentOS Libgcc | =2.3.2 |
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Reference Links
- https://magento.com/security/patches/magento-2.3.3-and-2.2.10-security-update
- https://nvd.nist.gov/vuln/detail/CVE-2019-8139
- https://web.archive.org/web/20220121051105/https://magento.com/security/patches/magento-2.3.3-and-2.2.10-security-update
- https://github.com/advisories/GHSA-gjjm-4x3g-3h33 (Advisory)
- https://github.com/FriendsOfPHP/security-advisories/blob/master/magento/product-community-edition/CVE-2019-8139.yaml
Frequently Asked Questions
What is the severity of CVE-2019-8139?
CVE-2019-8139 is classified as a stored cross-site scripting (XSS) vulnerability, which can lead to the execution of arbitrary JavaScript code.
How do I fix CVE-2019-8139?
To remediate CVE-2019-8139, upgrade to Magento version 2.3.2-p1 or 2.2.10.
Who is affected by CVE-2019-8139?
CVE-2019-8139 affects users of Magento 2.3 versions prior to 2.3.3 and 2.2 versions prior to 2.2.10.
What can an attacker do with CVE-2019-8139?
An attacker can exploit CVE-2019-8139 to inject and execute arbitrary JavaScript in the context of an authenticated user's session.
Is this vulnerability unique to Magento?
Yes, CVE-2019-8139 specifically affects the Magento platform and its versions mentioned.
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