Unsafe Deserialization vulnerability in Modular Max Serve before 25.6, specifically when…
Priority LOW 38CWE-502Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA and GitHub. Impact type from CWE-502.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00333 26th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed modular (PyPI): 25.6.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | modular (PyPI) | before 25.6.0 | 25.6.0 | Patch available | GHSA-7xcv-9j6c-2fmc |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- modular (PyPI) Vendor— Affected before 25.6.0 Fixed in 25.6.0 Patch available GHSA-7xcv-9j6c-2fmc
Remediation
- Fix · GHSA-7xcv-9j6c-2fmc modular (PyPI) Fixed in 25.6.0 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2025-60455
- 2026-10-03 Alias added: GHSA-7xcv-9j6c-2fmc
References
Patch 4
Sources
- CVE-2025-60455 · CVE Program
- CVE-2025-60455 · NVD
- FIRST EPSS
- GHSA-7xcv-9j6c-2fmc · GitHub Advisory Database · CC BY 4.0
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