What is CVE-2021-37709?

CVE-2021-37709 is a medium-severity vulnerability in Shopware Platform, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.5/10. Published 2021-08-16.

How severe is CVE-2021-37709?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Shopware Platform

CVE-2021-37709

Shopware is an open source eCommerce platform. Versions prior to 6.4.3.1 contain a vulnerability involving an insecure direct object reference of log files of the Import/Export feature. 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.

Published 2021-08-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.3th percentile), scored 2026-10-23.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Shopware Platform — versions <= 6.4.3.0
Shopware

Weakness classification (CWE)

References

github.com/shopware/platform/security/advisories/GHSA-54gp-qff8-946c (Third Party Advisory)
github.com/shopware/platform/commit/a9f52abb6eb503654c492b6b2076f8d924831fec (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2021-37709?: CVE-2021-37709 is a medium-severity vulnerability in Shopware Platform, classified under Insertion of Sensitive Information into Log File. CVSS score: 6.5/10. Published 2021-08-16.
How severe is CVE-2021-37709?: Medium severity. CVSS v3 base score is 6.5 out of 10.