CVE-2025-60455
Modular Max insecure deserialization
- Published18 Nov 2025
Description
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.
CVSS 3.1 breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected products
Remediation
References
- https://github.com/modular/modular/blame/main/max/serve/kvcache_agent/kvcache_agent.py#L220
- https://github.com/modular/modular/commit/10620059fb5c47fb0c30e5d21a8ff3b8d622fba4
- https://github.com/modular/modular/commit/b20e749fa892dbe772e890a268002f732164d9f5
- https://github.com/modular/modular/commit/ee9c4ab02345dd30bed8b79771b6909ff1b930a1
- https://github.com/modular/modular/issues/4795
- https://www.oligo.security/blog/shadowmq-how-code-reuse-spread-critical-vulnerabilities-across-the-ai-ecosystem
Related CVEs
Recent high-severity vulnerabilities sharing a weakness type.
Frequently asked
Is CVE-2025-60455 being actively exploited?
CVE-2025-60455 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.31%.
How severe is CVE-2025-60455?
CVE-2025-60455 has a CVSS 3.1 base score of 8.4, rated high. EPSS estimates a 0.31% probability of exploitation.
Which products are affected by CVE-2025-60455?
Affected products include Modular Max.
How do I fix CVE-2025-60455?
Upgrade affected software to a fixed version, for example Modular Max 25.6.0 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2025-60455 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.