CVE-2026-16133

MEDIUMPre-NVD 5.05.0—
EchelonGraph scoreHIGH confidence

Score 5.0 from GitHub Security Advisory (severity: LOW) published 2026-07-18. a secondary CVSS source baseline 5.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
5.0EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.0Exploit: Elevated riskExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

A flaw has been found in LiuMengxuan04 MiniCode 0.1.0. Affected by this vulnerability is the function child_process.spawn of the file mcp.ts. Executing a manipulation can lead to command injection. The attack can be launched remotely. The attack requires a high level of complexity. The exploitation appears to be difficult. The exploit has been published and may be used. The pull request to fix this issue awaits acceptance.

CVSS v3
5.0
EG Score
5.0(high)
EG Risk
39(Track)
EG Risk 39/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity50% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
54%
KEV
Not listed

Published

July 18, 2026

Last Modified

July 20, 2026

Advisory Details (4)

Auto-updated Jul 18, 2026
🔬 Proof of concept available. No patch confirmed yet. Sources: github_pr.
github_pr

[codex] fix: require trust for project MCP config

Upstream fix in progress (PR #37 · LiuMengxuan04/MiniCode, state=open)

https://github.com/LiuMengxuan04/MiniCode/pull/37
generic

Project .mcp.json executes commands without trust confirmation · Issue #35 · LiuMengxuan04/MiniCode · GitHub

https://github.com/LiuMengxuan04/MiniCode/issues/35
generic

GitHub - LiuMengxuan04/MiniCode: A lightweight terminal coding assistant with Claude Code-like workflow, tool loop, and TUI architecture, built for learning and experimentation. Multi-language support: TypeScript , Python and Rust implementations available now. · GitHub

https://github.com/LiuMengxuan04/MiniCode/
generic🟡 PoC Available

LiuMengxuan04 MiniCode Command Injection · GitHub

https://gist.github.com/menelausx/b42381d2788a334cba8cda43f52e2a28

Vendor Advisories for CVE-2026-16133(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 15× in last 7d / 25× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-27 14:13 UTCEPSS rescore
  2. 2026-07-27 12:29 UTCEG score recompute
  3. 2026-07-27 12:29 UTCGHSA enrichment
  4. 2026-07-26 14:54 UTCEPSS rescore
  5. 2026-07-26 14:54 UTCEPSS rescore
  6. 2026-07-26 11:15 UTCEG score recompute
  7. 2026-07-26 11:15 UTCGHSA enrichment
  8. 2026-07-25 14:17 UTCEPSS rescore
  9. 2026-07-25 14:17 UTCEPSS rescore
  10. 2026-07-23 14:18 UTCEPSS rescore
  11. 2026-07-23 03:05 UTCEG score recompute
  12. 2026-07-22 23:57 UTCEG score recompute
  13. 2026-07-22 23:57 UTCGHSA enrichment
  14. 2026-07-22 14:08 UTCEPSS rescore
  15. 2026-07-21 15:24 UTCEPSS rescore
  16. 2026-07-20 20:41 UTCNVD updateCVSS v4 → 1.3
  17. 2026-07-20 19:12 UTCMITRE cvelistV5CVSS v4 → 2.3
  18. 2026-07-20 17:52 UTCEG score recompute
  19. 2026-07-20 17:51 UTCGHSA enrichment
  20. 2026-07-20 17:08 UTCEPSS rescore
  21. 2026-07-19 14:30 UTCEPSS rescore
  22. 2026-07-18 20:05 UTCEG score recompute
  23. 2026-07-18 20:04 UTCNVD updateCVSS v4 → 1.3
  24. 2026-07-18 19:10 UTCEG score recompute
  25. 2026-07-18 19:09 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-16133?
CVE-2026-16133 is a medium vulnerability published on July 18, 2026. A flaw has been found in LiuMengxuan04 MiniCode 0.1.0. Affected by this vulnerability is the function child_process.spawn of the file mcp.ts. Executing a manipulation can lead to command injection. The attack can be launched remotely. The attack requires a high level of complexity. The exploitation…
When was CVE-2026-16133 disclosed?
CVE-2026-16133 was first published in the National Vulnerability Database on July 18, 2026, with the most recent update on July 20, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-16133 actively exploited?
CVE-2026-16133 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 46.3% of all scored CVEs.
What is the CVSS score of CVE-2026-16133?
CVE-2026-16133 has a CVSS v3 base score of 5.0 (NVD).
How do I remediate CVE-2026-16133?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16133, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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