CWE-1124: Excessively Deep Nesting
The code contains a callable or other code grouping in which the nesting / branching is too deep.
Last updated
Overview
CWE-1124 (Excessively Deep Nesting) is a base-level software weakness catalogued by MITRE in the Common Weakness Enumeration (CWE). It describes a recurring type of mistake that can lead to exploitable security vulnerabilities.
Real-world CVEs
1 recorded CVEs are caused by CWE-1124 (Excessively Deep Nesting). The highest-severity and most recent are shown first. 1 new CWE-1124 CVE has been recorded so far in 2026.
Common consequences
What can happen when CWE-1124 is exploited.
Reduce Maintainability
Affects: Other
This issue makes it more difficult to maintain the product, which indirectly affects security by making it more difficult or time-consuming to find and/or fix vulnerabilities. It also might make it easier to introduce vulnerabilities.
How it happens
When it is introduced
Typically introduced during these phases of the software lifecycle.