Vulnerability · Published Aug 21, 2026 · Assigned by GitHub_M
CVE-2026-49849xShop: Unrestricted File Upload in File Attachment Module in Admin panel leads to Arbitrary Code Execution
Critical 9.1
In plain English
A critical-severity unrestricted file upload in xshop from 4xmen. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 1.0% (higher than 63% of all known vulnerabilities).
Severity (CVSS 3.1)9.1Critical
Exploit odds (30 days)1.0%top 37.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-434 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
References
- https://github.com/4xmen/xshop/security/advisories/GHSA-fc35-qjg3-f6g7 x_refsource_CONFIRM
- https://github.com/4xmen/xshop/pull/64 x_refsource_MISC
- https://github.com/4xmen/xshop/commit/dd4a3add9d6f5b5f9dde9685e97f51057903a1db x_refsource_MISC
- https://github.com/4xmen/xshop/releases/tag/v3.0.4 x_refsource_MISC