CVE-2020-13971

5.4 mediumEPSS 0.6%

Medium (5.4) in shopware shopware. EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.4 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 47% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2020-07-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

shopware:shopware

References

https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-07-2020
https://www.shopware.com/en/changelog/#6-2-3
https://docs.shopware.com/en/shopware-6-en/security-updates/security-update-07-2020
https://www.shopware.com/en/changelog/#6-2-3

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