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GHSA-fxf3-wx3c-76pfmedium5.4

Shopware vulnerable to Cross-site Scripting

Check your stack

Impact

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.

Source excerpt · OSV

Affected packages

Start with the recorded fix for your release branch. Check your installed version and test compatibility before upgrading. Fixing this advisory does not rule out other vulnerabilities in the release.

Affected rangeRecorded fix
Earlier releases before 6.2.3Ecosystem versions6.2.3

Version evidence: OSV · GHSA-fxf3-wx3c-76pf

View original version evidence (16 explicit versions)

Original source description

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.

References