CVE-2025-23250: Arbitrary File Access in NVIDIA NeMo Framework

Successful exploitation of CVE-2025-23250 could grant an attacker the ability to write arbitrary files within the NeMo Framework's environment. This could be leveraged to overwrite critical configuration files, inject malicious code, or modify data, leading to a complete compromise of the system. The potential impact includes remote code execution, data exfiltration, and denial of service. While specific real-world exploitation examples are currently unavailable, the ability to write arbitrary files represents a significant security risk, particularly in environments where NeMo Framework is used for sensitive data processing or model training.

1. Reserved2025-01-14
2. Published2025-04-22
3. Modified2026-02-26
4. EPSS updated2026-03-23

The primary mitigation for CVE-2025-23250 is to upgrade to NVIDIA NeMo Framework version 25.02 or later, which contains the fix. If immediate upgrading is not possible, consider implementing strict file access controls and input validation within your NeMo Framework applications to limit the attacker's ability to write files to restricted directories. Review and harden existing file permissions. Monitor system logs for unusual file write activity. While a WAF is unlikely to directly mitigate this vulnerability, it can help detect and block suspicious requests.