CVE-2026-49849: CWE-434: Unrestricted Upload of File with Dangerous Type in 4xmen xshop
Description
xShop version 3.0.3 contains an Unrestricted File Upload vulnerability that allows an authenticated administrator to upload executable files such as PHP scripts. This flaw enables remote code execution on the server, potentially leading to full system compromise. The issue is fixed in version 3.0.4.
CVSS v3.1
Score 9.1critical
Affected software
4xmen
xshop
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-49849 is an Unrestricted File Upload vulnerability (CWE-434) in xShop, an open-source Laravel-based shop software. In version 3.0.3, an authenticated administrator can upload files with dangerous types, including executable PHP files. By uploading a crafted PHP file, an attacker can execute arbitrary code remotely on the server, resulting in complete system compromise. The vulnerability is resolved in version 3.0.4.
Potential Impact
Successful exploitation allows an attacker with administrator privileges to execute arbitrary code on the server, leading to full system compromise. This includes confidentiality, integrity, and availability impacts rated as high.
Mitigation Recommendations
Upgrade xShop to version 3.0.4 or later, where this vulnerability is fixed. No other mitigations are specified or required once the patch is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitHub_M
- Date Reserved
- 2026-06-01T22:03:19.640Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a88c532acd9273b49c54994
Added to database: 08/21/2026, 21:37:54 UTC
Last enriched: 09/10/2026, 15:34:04 UTC
Last updated: 10/05/2026, 06:48:16 UTC
Views: 157
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