# CVE-2021-3129

> Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of insecure usage of file_get_contents() and file_put_contents(). This is exploitable on sites using debug mode with Laravel before 8.4.2.

- **CVSS:** 9.8 (CRITICAL)
- **EPSS:** 94.3%
- **CISA KEV:** yes (known ransomware use)
- **CWE:** NVD-CWE-noinfo

Canonical: https://intel.threadlinqs.com/cve/CVE-2021-3129
Full threat coverage + IOCs via the Threadlinqs MCP server (Purple tier): https://intel.threadlinqs.com/mcp