CVE-2025-60455

HIGH EPSS 20.7%

Published Nov 18, 20257mo ago · Modified Jun 17, 20261w ago

8.4 CVSS 3.1

High

Published Nov 18, 2025 7mo ago

Last Modified Jun 17, 2026 1w ago

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 Details

Base Score

8.4

Exploitability

2.5

Impact

5.9

Vector string

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector Local

Attack Complexity Low

Privileges Required None

User Interaction None

Scope Unchanged

Confidentiality High

Integrity High

Availability High

Threat Intelligence

EPSS Exploit Probability

20.7% percentile

Exploit & Patch Status

Public Exploit Known

Patch Available

Weaknesses 1

CWE-502 Deserialization of Untrusted Data Validation

Affected Products 1

Vendor	Product	Version	Range
modular	max	*	<25.6.0

References 6

github.com https://github.com/modular/modular/blame/main/max/serve/kvcache_agent/kvcache_agent.py#L220

Broken Link
github.com https://github.com/modular/modular/commit/10620059fb5c47fb0c30e5d21a8ff3b8d622fba4

Patch
github.com https://github.com/modular/modular/commit/b20e749fa892dbe772e890a268002f732164d9f5

Patch
github.com https://github.com/modular/modular/commit/ee9c4ab02345dd30bed8b79771b6909ff1b930a1

Patch
github.com https://github.com/modular/modular/issues/4795

Issue TrackingPatch
oligo.security https://www.oligo.security/blog/shadowmq-how-code-reuse-spread-critical-vulnerabilities-across-the-ai-ecosystem

ExploitThird Party Advisory

Remediation

github.com https://github.com/modular/modular/commit/10620059fb5c47fb0c30e5d21a8ff3b8d622fba4

Patch
github.com https://github.com/modular/modular/commit/b20e749fa892dbe772e890a268002f732164d9f5

Patch
github.com https://github.com/modular/modular/commit/ee9c4ab02345dd30bed8b79771b6909ff1b930a1

Patch
github.com https://github.com/modular/modular/issues/4795

Issue TrackingPatch