Summary
Workarounds
For older versions of 6.1 and 6.2 the corresponding changes are also available via plugin:
https://store.shopware.com/en/detail/index/sArticle/518463/number/Swag136939272659
For more information
https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-10-2020
Impact
Authenticated XML External Entity Processing
An XML parser processes external entity references in untrusted input, causing the server to fetch internal resources or remote URLs. Typical impact: local file disclosure, server-side request forgery, or denial of service.
GHSA-8XV9-QCR9-WW9J has a CVSS score of 5.6 (Medium). The vector is network-reachable, no privileges required, and no user interaction. A CVSS score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether this affects your application depends on whether the vulnerable code is present and reachable in your environment. A fixed version is available (6.3.2.1); upgrading removes the vulnerable code path.
Affected versions
Security releases
Kodem intelligence
Severity tells you how bad this could be in the worst case. It does not tell you whether you are exposed. Exploitability and impact are functions of runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A vulnerable package can sit in your dependency tree and never run.
Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter. Kodem's runtime-powered SCA identifies whether this CVE is reachable in your applications.
Remediation advice
We recommend to update to the current version 6.3.2.1. You can get the update to 6.3.2.1 regularly via the Auto-Updater or directly via the download overview.
Frequently Asked Questions
- What is GHSA-8XV9-QCR9-WW9J? GHSA-8XV9-QCR9-WW9J is a medium-severity XML external entity injection (XXE) vulnerability in shopware/platform (composer), affecting versions <= 6.3.2.0. It is fixed in 6.3.2.1. An XML parser processes external entity references in untrusted input, causing the server to fetch internal resources or remote URLs.
- How severe is GHSA-8XV9-QCR9-WW9J? GHSA-8XV9-QCR9-WW9J has a CVSS score of 5.6 (Medium). This score reflects the worst-case severity of the vulnerability, not your specific exposure. Whether it represents real risk in your environment depends on whether the vulnerable code is present and reachable.
- Which packages are affected by GHSA-8XV9-QCR9-WW9J?
shopware/platform(composer) (versions <= 6.3.2.0)shopware/core(composer) (versions <= 6.3.2.0)
- Is there a fix for GHSA-8XV9-QCR9-WW9J? Yes. GHSA-8XV9-QCR9-WW9J is fixed in 6.3.2.1. Upgrade to this version or later.
- Is GHSA-8XV9-QCR9-WW9J exploitable, and should I be worried? Whether GHSA-8XV9-QCR9-WW9J is exploitable in your environment depends on whether the vulnerable code is present and reachable. A CVSS score is a worst-case rating; it does not account for your specific deployment, configuration, or usage patterns. Kodem, an Intelligent Application Security platform, uses runtime intelligence to show which vulnerabilities actually execute in production, so you can focus on the ones that represent real risk. Get a demo
- What actually determines whether GHSA-8XV9-QCR9-WW9J is exploitable, and how bad it is? Exploitability and impact are not fixed properties of a CVE. They depend on runtime truth: whether the vulnerable code is present, reachable, and actually executes in your application. A high CVSS score on a dependency that never runs is not the same as real risk. Kodem, an Intelligent Application Security platform, uses runtime intelligence to reveal which vulnerabilities actually execute in production, so teams prioritize the ones that genuinely matter.
- How do I fix GHSA-8XV9-QCR9-WW9J?
- Upgrade
shopware/platformto 6.3.2.1 or later - Upgrade
shopware/coreto 6.3.2.1 or later
- Upgrade