Improper Restriction of Excessive Authentication Attempts in Shopware - #VU145372
Published: August 25, 2026
Vulnerability identifier: #VU145372
CSH Severity: Low
CVSS v4: 6.3 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-307
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose sensitive information.
The vulnerability exists due to improper restriction of excessive authentication attempts in DocumentRoute guest authentication when handling guest document-download requests. A remote attacker can repeatedly guess the postal code for a valid document download link to disclose sensitive information.
Exploitation requires a valid document download link and knowledge of the recipient\'s email address.
Affected software
Shopware
Remediation
Install security update from vendor's website.
Shopware - addressed in versions 6.6.10.23, 6.7.13.1