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OS command injection in @justice8096/sagemath-mcp-server

Priority LOW 35CWE-78Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
High
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-78.

Summary

@justice8096/sagemath-mcp-server versions through 1.0.1 are affected. Improper neutralization of special elements in an OS command (CWE-78) lets a remote attacker execute arbitrary code through the escapeShellString function. Exploitation requires user interaction.

Written with Claude Haiku 5.5 from the sources below · 2026-10-31

Description from the CNA

An issue in @justice8096/sagemath-mcp-server 1.0.1 allows a remote attacker to execute arbitrary code via the escapeShellString and sanitizeCode functions.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00524 44th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

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

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—@justice8096/sagemath-mcp-server (npm)up to 1.0.1—No fix listedGHSA-2vq3-mpmf-9xgr
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • @justice8096/sagemath-mcp-server (npm) Vendor— Affected up to 1.0.1 Fixed in — No fix listed GHSA-2vq3-mpmf-9xgr

Remediation

The sources list no fixed version for @justice8096/sagemath-mcp-server.

Written with Claude Haiku 5.5 from the sources below · 2026-10-31

Timeline

  1. 2026-10-23 Threatist record created from CVE-2026-106763
  2. 2026-10-23 Alias added: GHSA-2vq3-mpmf-9xgr
  3. 2026-10-24 Priority changed: MEDIUM → LOW
  4. 2026-10-25 EPSS moved to the below the 50th percentile
  5. 2026-10-29 Affected versions changed · GHSA-2vq3-mpmf-9xgr
  6. 2026-10-29 CVSS score added · GHSA-2vq3-mpmf-9xgr
  7. 2026-10-29 5 new references · GHSA-2vq3-mpmf-9xgr
  8. 2026-10-30 CISA SSVC decision points changed
  9. 2026-10-30 Weakness changed · CISA ADP

References

Sources