CVE-2023-34099

Name: CVE-2023-34099
Creator: NVD / NIST
Published: 2023-06-27T17:15:09.813+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2023-34099 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. 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. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.53%

41.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-754

Affected Software

Vendor	Product	Versions
Shopware	Shopware	>= 5.1.4, <= 5.7.17

References

https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023Patch, Vendor Advisory
https://github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5Vendor Advisory
https://github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3dPatch
https://www.shopware.com/en/changelog-sw5/#5-7-18Release Notes
https://docs.shopware.com/en/shopware-5-en/security-updates/security-update-06-2023Patch, Vendor Advisory
https://github.com/shopware/shopware/security/advisories/GHSA-gh66-fp7j-98v5Vendor Advisory
https://github.com/shopware5/shopware/commit/39cc714d9a0be33b43877044d0b88ea3c6b43f3dPatch
https://www.shopware.com/en/changelog-sw5/#5-7-18Release Notes

Timeline

Published: Jun 27, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-34099?

How severe is CVE-2023-34099?

CVE-2023-34099 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2023-34099?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-34099?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST