CVE-2020-13971: XSS
First published: Tue Jul 28 2020(Updated: )
In Shopware before 6.2.3, authenticated users are allowed to use the Mediabrowser fileupload feature to upload SVG images containing JavaScript. This leads to Persistent XSS. An uploaded image can be accessed without authentication.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/shopware/platform | <6.2.3 | 6.2.3 |
| Shopware Shopware | <6.2.3 |
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Reference Links
Frequently Asked Questions
What is CVE-2020-13971?
CVE-2020-13971 is a vulnerability in Shopware before version 6.2.3 which allows authenticated users to upload SVG images containing JavaScript, leading to Persistent XSS.
How does CVE-2020-13971 affect Shopware?
CVE-2020-13971 affects Shopware versions prior to 6.2.3.
What is the severity of CVE-2020-13971?
The severity of CVE-2020-13971 is medium, with a CVSS score of 5.4.
How can I fix CVE-2020-13971?
To fix CVE-2020-13971, update Shopware to version 6.2.3 or later.
Where can I find more information about CVE-2020-13971?
You can find more information about CVE-2020-13971 at the following references: [NVD](https://nvd.nist.gov/vuln/detail/CVE-2020-13971), [Shopware Security Updates](https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-07-2020), [Shopware Changelog](https://www.shopware.com/en/changelog/#6-2-3).
- collector/nvd-cve
- collector/nvd-index
- collector/github-advisory
- alias/GHSA-fxf3-wx3c-76pf
- alias/CVE-2020-13971
- collector/github-advisory-latest
- agent/author
- agent/description
- agent/event
- agent/first-publish-date
- agent/last-modified-date
- agent/references
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/type
- agent/weakness
- vendor/shopware
- canonical/shopware shopware
- package-manager/composer