Modular Max Serve has Unsafe Deserialization vulnerability
Date: 2025-11
Affected: pip/modular
Attack vector: deserialization
Category: vulnerability-disclosure
Severity: Critical
CVE: CVE-2025-60455
CWE: CWE-502

Unsafe Deserialization vulnerability in Modular Max Serve before 25.6, specifically when the "--experimental-enable-kvcache-agent" feature is used allowing attackers to execute arbitrary code.


Mitigations:

Architectural layers (MAESTRO):