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CWE-180: Incorrect Behavior Order: Validate Before Canonicalize
Weakness Summary
The product validates input before it is canonicalized, which prevents the product from detecting data that becomes invalid after the canonicalization step.
- Canonical source: MITRE CWE-180 (opens in a new tab)
- Published Atomicorp CVE observations: 2
- Distinct affected products in those observations: 2
- Active Atomicorp rules associated with this weakness: 10
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-2026-39364 | Vite Dev Server - Directory Traversal | vite | Attack Blocked by Atomicorp | 340007 , 344360 , 347009 , 390709 |
| CVE-2026-76203 | CSS sanitizer bypass in Pentestify report themes allows forced outbound requests | Pentestify | Attack Blocked by Atomicorp | 337109 , 337110 , 340162 , 340163 , 344360 , 398021 , 398022 |
Associated Atomicorp WAF Rules
| Rule | Status | Behavior |
|---|---|---|
| 337109 | Active | disruptive (deny) |
| 337110 | Active | disruptive (deny) |
| 340007 | Active | disruptive (deny) |
| 340162 | Active | disruptive (deny) |
| 340163 | Active | disruptive (deny) |
| 344360 | Active | disruptive (deny) |
| 347009 | Active | disruptive (deny) |
| 390709 | Active | disruptive (deny) |
| 398021 | Active | disruptive (deny) |
| 398022 | 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-267 (opens in a new tab) , CAPEC-3 (opens in a new tab) , CAPEC-71 (opens in a new tab) , CAPEC-78 (opens in a new tab) , CAPEC-79 (opens in a new tab) , CAPEC-80 (opens in a new tab)