Shopware improper mail validation vulnerability
Impact
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.
Patches
We recommend updating to the current version 5.7.18. You can get the update to 5.7.18 regularly via the Auto-Updater or directly via the release page. https://github.com/shopware5/shopware/releases/tag/v5.7.18
For older versions you can use the Security Plugin: https://store.shopware.com/en/swag575294366635f/shopware-security-plugin.html
References
https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Composer package | shopware/shopware | >= 5.1.4, < 5.7.18 | 5.7.18 |
References
- https://github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5
- https://github.com/shopware5/shopware/security/advisories/GHSA-gh66-fp7j-98v5
- https://nvd.nist.gov/vuln/detail/CVE-2023-34099
- https://github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3d
- https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023
- https://github.com/shopware5/shopware
- https://www.shopware.com/en/changelog-sw5/#5-7-18
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N- Weakness (CWE)
CWE-754- Platform
- Composer
- Package
shopware/shopware- Disclosed
- 28.06.2023
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-gh66-fp7j-98v5 - CC BY 4.0
Vulnerability history: shopware/shopware
All published vulnerabilities of this package (Composer package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 34
- First → latest
- 11.2020 01.2026
- Without a fix
- 3
- Exploited in attacks
- 0
Severity breakdown
- Critical 4
- High 6
- Medium 20
- Low 4
Disclosures per year
- 2020: 3
- 2021: 6
- 2022: 15
- 2023: 3
- 2024: 4
- 2025: 2
- 2026: 1
-
Shopware improper mail validation vulnerability this entry
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