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CWE-88: Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
Weakness Summary
The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.
- Canonical source: MITRE CWE-88 (opens in a new tab)
- Published Atomicorp CVE observations: 3
- Distinct affected products in those observations: 3
- Active Atomicorp rules associated with this weakness: 13
Atomicorp Research Context
Atomicorp has published CVE-specific research observations associated with this weakness category. Each linked CVE page states whether the tested request was detected or blocked and is the authoritative customer-facing finding.
The CVEs and rules shown here are selected published examples, not a complete list of Atomicorp protections. If a CWE, CVE, or rule is absent from this page, no conclusion should be drawn about whether Atomicorp protects against that weakness or attack method.
A CWE describes a class of software weakness. It does not identify one exploit request, and association with a CWE does not mean that every vulnerability or exploitation path in that category is detected or blocked.
Selected Published CVE Observations
| CVE | Vulnerability | Product | Atomicorp finding | Observed rules |
|---|---|---|---|---|
| CVE-2026-44450 | Lumiverse: RCE via MCP stdio argument injection | Lumiverse | Attack Blocked by Atomicorp | 340014 , 340023 , 340029 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 390904 , 393655 |
| CVE-2026-73294 | Semaphore U: OS Command Injection | semaphore | Attack Blocked by Atomicorp | 340014 , 340023 , 340029 , 340193 , 344360 , 344361 , 344363 , 344364 , 344366 , 344370 , 347009 , 393655 |
| CVE-2020-21224 | Inspur ClusterEngine 4.0 - Remote Code Execution | clusterengine | Attack Blocked by Atomicorp | 340023 , 344360 , 344361 , 344363 , 344370 |
Associated Atomicorp WAF Rules
| Rule | Status | Behavior |
|---|---|---|
| 340014 | Active | disruptive (deny) |
| 340023 | Active | disruptive (deny) |
| 340029 | Active | disruptive (deny) |
| 340193 | Active | disruptive (deny) |
| 344360 | Active | disruptive (deny) |
| 344361 | Active | disruptive (deny) |
| 344363 | Active | disruptive (deny) |
| 344364 | Active | disruptive (deny) |
| 344366 | Active | disruptive (deny) |
| 344370 | Active | disruptive (deny) |
| 347009 | Active | disruptive (deny) |
| 390904 | Active | disruptive (deny) |
| 393655 | Active | disruptive (deny) |
Related MITRE CAPEC Context
MITRE associates this CWE with the following attack-pattern entries. These taxonomy relationships are context, not Atomicorp coverage claims:
CAPEC-137 (opens in a new tab) , CAPEC-174 (opens in a new tab) , CAPEC-41 (opens in a new tab) , CAPEC-460 (opens in a new tab) , CAPEC-88 (opens in a new tab)