CVE-2017-18357
Shopware XXE Vulnerability
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2017-18357- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:P/I:N/A:N - Weakness
- CWE-610
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2017-18357- Updated
- 2026-11-02
EUVDEUVD-2022-2819 No score
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.
- Record
EUVD-2022-2819- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6m27-7cqj-2mxw
Shopware XXE Vulnerability
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.
- Record
GHSA-6m27-7cqj-2mxw- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-610
- Updated
- 2026-11-02
OSVGHSA-6m27-7cqj-2mxw
Shopware XXE Vulnerability
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.
- Record
GHSA-6m27-7cqj-2mxw- CVSS 3.0
- 6.5 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-610
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
shopware/shopwarePackagist |
before 5.3.4 | 5.3.4 |
shopware/shopwarePackagist |
before 5.3.4, plus listed versions 1.0.21.0.84.2.04.2.0-rc.14.2.1 Show 45 moreShow less4.2.1.14.2.24.2.34.3.04.3.14.3.24.3.34.3.44.3.54.3.64.3.75.3.0v5.0.0v5.0.0-BETA1v5.0.0-BETA2v5.0.0-RC1v5.0.0-RC2v5.0.0-RC3v5.0.1v5.0.2v5.0.2-RC1v5.0.3v5.0.3-RC1v5.0.4v5.0.4-RC1v5.1.0v5.1.0-RC2v5.1.0-RC3v5.1.1v5.1.2v5.1.2-RC1v5.1.2-RC2v5.1.3v5.1.3-RC1v5.1.4v5.1.5v5.1.6v5.2.0v5.2.0-BETA1v5.2.0-RC1v5.2.0-RC2v5.2.0-RC3v5.2.1v5.2.10v5.2.11 |
5.3.4 |
Public exploits
Links only. Every CVE stores no exploit code.
| Source | Link | Date |
|---|---|---|
| Exploit-DB | Shopware - createInstanceFromNamedArguments PHP Object Instantiation Remote Code Execution (Metasploit) | 2019-05-23 |
| Metasploit | Shopware createInstanceFromNamedArguments PHP Object Instantiation RCE | 2019-05-09 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, Exploit-DB, GitHub Advisories, Metasploit, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-18357 is a medium vulnerability (CVSS 6.5) in Shopware, published January 15, 2019. Public exploit code exists. EPSS puts the chance of exploitation in the next 30 days at 27.1%, the 98th percentile. Fixed in shopware/shopware 5.3.4.
References
Left out here: 24 versions. The JSON record has them.