CVE-2026-49849

CVSS 9.1 (critical) · published 2026-08-21

xShop is an open-source shop developed in Laravel. An Unrestricted File Upload vulnerability in xShop version 3.0.3 allows an authenticated administrator to upload executable files (e.g., .php). By uploading a specially crafted php file, an attacker can achieve Remote Code Execution (RCE) on the server, leading to a full system compromise. Version 3.0.4 fixes the issue.

Weakness: CWE-434

Source: NVD CVE-2026-49849

References

• https://github.com/4xmen/xshop/commit/dd4a3add9d6f5b5f9dde9685e97f51057903a1db
• https://github.com/4xmen/xshop/pull/64
• https://github.com/4xmen/xshop/releases/tag/v3.0.4
• https://github.com/4xmen/xshop/security/advisories/GHSA-fc35-qjg3-f6g7
• https://github.com/4xmen/xshop/security/advisories/GHSA-fc35-qjg3-f6g7

Check your software

Connect an AI agent to the FixLane MCP server or ask the Telegram bot to check what you have installed against incidents with a verified fixed version.