The product does not properly distinguish between different types of elements in a way that leads to insecure behavior.
View on MITRENo mitigation information available for this CWE.
No detection method information available for this CWE.
Browser user interface does not distinguish between user-initiated and synthetic events.
View DetailsProduct does not compare all required data in two separate elements, causing it to think they are the same, leading to loss of ACLs. Similar to Same Name error.
View DetailsCWE-351: Insufficient Type Distinction is a Common Weakness Enumeration (CWE) entry maintained by MITRE. The product does not properly distinguish between different types of elements in a way that leads to insecure behavior.
If exploited, CWE-351 (Insufficient Type Distinction) it can compromise Other, leading to outcomes such as Other.
CWE-351 commonly affects Not Language-Specific. Note that weaknesses are often language-agnostic patterns, so secure coding practices apply broadly.
MITRE documents real CVEs mapped to CWE-351, including CVE-2005-2260 and CVE-2005-2801. You can look up the full details of each CVE, including CVSS scores and remediation guidance, on our CVE Lookup tool.
A CWE (Common Weakness Enumeration) like CWE-351 describes a category of software weakness — the underlying flaw type. A CVE (Common Vulnerabilities and Exposures) identifies a specific, real-world vulnerability in a particular product. In short, a CWE is the kind of mistake, and a CVE is an instance of that mistake being found in software.