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Vulnerability record · CVE-2021-37707 · published 16 August 2021

CVE-2021-37707: Shopware improper input validation vulnerability

Shopware · Shopware

Shopware is an open source eCommerce platform. Versions prior to 6.4.3.1 contain a vulnerability that allows manipulation of product reviews via API. Version 6.4.3.1 contains a patch. As workarounds for older versions of 6.1, 6.2, and 6.3, corresponding security measures are also available via a plugin.

7.5 CVSS 3.1 High EPSS 0.89% · top 41.8% CWE-20 · Improper input validation
7.5CVSS 3.1 base score, v2 5.0
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

Shopware is an open source eCommerce platform. Versions prior to 6.4.3.1 contain a vulnerability that allows manipulation of product reviews via API. Version 6.4.3.1 contains a patch. As workarounds for older versions of 6.1, 6.2, and 6.3, corresponding security measures are also available via a plugin.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/shopware/platform/commit/912b96de3b839c6c5525c98cbb58f537c2d838be PatchThird Party Advisory
https://github.com/shopware/platform/security/advisories/GHSA-9f8f-574q-8jmf Third Party Advisory
https://github.com/shopware/platform/commit/912b96de3b839c6c5525c98cbb58f537c2d838be PatchThird Party Advisory
https://github.com/shopware/platform/security/advisories/GHSA-9f8f-574q-8jmf Third Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-37707), CISA KEV, FIRST EPSS (scores of 2026-10-09). This page is refreshed as NVD updates the record.