CVE-2017-18357
Shopware XXE Vulnerability
6.5
MEDIUM
CVSS 3.1
EPSS 57.3%
Description
Shopware before 5.3.4 has a PHP Object Instantiation issue via the sort parameter to the loadPreviewAction() method of the Shopware_Controllers_Backend_ProductStream controller, with resultant XXE via instantiation of a SimpleXMLElement object.
How to fix CVE-2017-18357
To remediate CVE-2017-18357, upgrade the affected package to a fixed version below.
- Packagist/shopware/shopware—upgrade to 5.3.4 or later
Is CVE-2017-18357 being exploited?
Likely — EPSS is 57.3%, placing CVE-2017-18357 in the top tier of vulnerabilities by exploitation probability. Prioritise patching.
Affected packages (1)
- from 0, < 5.3.4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |