CVE-2026-49849: CWE-434: Unrestricted Upload of File with Dangerous Type in 4xmen xshop
An Unrestricted File Upload vulnerability exists in xShop version 3.0.3, allowing an authenticated administrator to upload executable files such as PHP scripts. This can lead to remote code execution and full system compromise. The issue is fixed in version 3.0.4.
AI Analysis
Technical Summary
xShop, an open-source Laravel-based shop software, has a CWE-434 vulnerability (CVE-2026-49849) in version 3.0.3 that permits authenticated administrators to upload files with dangerous types, including executable PHP files. Exploiting this flaw enables remote code execution on the server, potentially resulting in complete system compromise. The vulnerability is addressed in version 3.0.4.
Potential Impact
Successful exploitation allows an authenticated administrator to upload malicious executable files, leading to remote code execution and full compromise of the affected server. This impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
Upgrade xShop to version 3.0.4 or later, which fixes the unrestricted file upload vulnerability. No other mitigation guidance is provided; patching is the recommended remediation.
CVE-2026-49849: CWE-434: Unrestricted Upload of File with Dangerous Type in 4xmen xshop
Description
An Unrestricted File Upload vulnerability exists in xShop version 3.0.3, allowing an authenticated administrator to upload executable files such as PHP scripts. This can lead to remote code execution and full system compromise. The issue is fixed in version 3.0.4.
CVSS v3.1
Score 9.1critical
Affected software
Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
xShop, an open-source Laravel-based shop software, has a CWE-434 vulnerability (CVE-2026-49849) in version 3.0.3 that permits authenticated administrators to upload files with dangerous types, including executable PHP files. Exploiting this flaw enables remote code execution on the server, potentially resulting in complete system compromise. The vulnerability is addressed in version 3.0.4.
Potential Impact
Successful exploitation allows an authenticated administrator to upload malicious executable files, leading to remote code execution and full compromise of the affected server. This impacts confidentiality, integrity, and availability of the system.
Mitigation Recommendations
Upgrade xShop to version 3.0.4 or later, which fixes the unrestricted file upload vulnerability. No other mitigation guidance is provided; patching is the recommended remediation.
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
- Remediation Level
- null
Threat ID: 6a88c532acd9273b49c54994
Added to database: 08/21/2026, 21:37:54 UTC
Last enriched: 08/21/2026, 21:52:01 UTC
Last updated: 08/21/2026, 22:27:28 UTC
Views: 4
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.