OS command injection in @justice8096/sagemath-mcp-server
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
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 |
| — | @justice8096/sagemath-mcp-server (npm) | up to 1.0.1 | — | No fix listed | GHSA-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
- 2026-10-23 Threatist record created from CVE-2026-106763
- 2026-10-23 Alias added: GHSA-2vq3-mpmf-9xgr
- 2026-10-24 Priority changed: MEDIUM → LOW
- 2026-10-25 EPSS moved to the below the 50th percentile
- 2026-10-29 Affected versions changed · GHSA-2vq3-mpmf-9xgr
- 2026-10-29 CVSS score added · GHSA-2vq3-mpmf-9xgr
- 2026-10-29 5 new references · GHSA-2vq3-mpmf-9xgr
- 2026-10-30 CISA SSVC decision points changed
- 2026-10-30 Weakness changed · CISA ADP
References
Sources
- CVE-2026-106763 · CVE Program
- CVE-2026-106763 · NVD
- FIRST EPSS
- GHSA-2vq3-mpmf-9xgr · GitHub Advisory Database · CC BY 4.0
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