PyPI/modular CVE-2025-60455: critical, EPSS 0.33%

Modular Max Serve has Unsafe Deserialization vulnerability

Action: Upgrade modular to 25.6.0 or later.

pip install modular==25.6.0

Affected

Fixed versions

Sources

• osv: GHSA-7xcv-9j6c-2fmc
• https://nvd.nist.gov/vuln/detail/CVE-2025-60455
• https://github.com/modular/modular/issues/4795
• 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
• https://github.com/modular/modular/blame/main/max/serve/kvcache_agent/kvcache_agent.py#L220
• https://www.oligo.security/blog/shadowmq-how-code-reuse-spread-critical-vulnerabilities-across-the-ai-ecosystem

CVE-2025-60455 · published 2025-11-18T21:32:31Z · modified 2026-07-13T07:26:46.166540840Z · JSON