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Vulnerability record · CVE-2023-34099 · published 27 June 2023

CVE-2023-34099: Shopware vulnerability

Shopware · Shopware

Shopware is an open source e-commerce software. The mail validation in the registration process had some flaws, so it was possible to construct different mail addresses, that in the end result in the same address, which is shared by multiple accounts. This issue has been addressed in version 5.7.18 and users are advised to update. There are no known workarounds for this vulnerability.

5.3 CVSS 3.1 Medium EPSS 0.65% · top 49.9% CWE-754 · CWE-754
5.3CVSS 3.1 base score
0.65%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

Shopware is an open source e-commerce software. The mail validation in the registration process had some flaws, so it was possible to construct different mail addresses, that in the end result in the same address, which is shared by multiple accounts. This issue has been addressed in version 5.7.18 and users are advised to update. There are no known workarounds for this vulnerability.

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

Affected products

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

References

LinkTags
https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023 PatchVendor Advisory
https://github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5 Vendor Advisory
https://github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3d Patch
https://www.shopware.com/en/changelog-sw5/#5-7-18 Release Notes
https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023 PatchVendor Advisory
https://github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5 Vendor Advisory
https://github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3d Patch
https://www.shopware.com/en/changelog-sw5/#5-7-18 Release Notes

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Related vulnerabilities

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

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Source: NIST National Vulnerability Database (record CVE-2023-34099), CISA KEV, FIRST EPSS (scores of 2026-10-17). This page is refreshed as NVD updates the record.