CWE-416: Use After Free | Glexia
CWE-416 (Use After Free) weakness overview with consequences, detection methods, mitigations, related CVEs and MITRE ATT&CK context.
Glexia's Take · Automated analysis
CWE-416: Use After Free
Use After Free represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Executive Impact
- Remote code execution
- Memory corruption
- Crash
Developer Pattern
CWE-416 is the kind of defect developers can usually prevent with explicit validation, safer framework defaults, and tests that exercise hostile input or unsafe state transitions.
Automation confidence
medium confidence from CWE-416, starter-2026-05.
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Official CWE Definition
CWE-416: Use After Free
Use After Free is a software weakness pattern tracked by CWE 416. The local starter record is replaced by the official MITRE CWE import when the sync pipeline runs.
Use After Free is a software weakness pattern tracked by CWE 416. The local starter record is replaced by the official MITRE CWE import when the sync pipeline runs.
Developer And Remediation Guidance
How teams prevent and detect this weakness
Causes
- Dereferencing an object after it has been deallocated.
Remediation
- Ownership models
- Smart pointers
- Memory-safe languages
- Heap hardening
Detection
- Fuzzing
- Static analysis
- ASan
Mappings
Related CVEs, CWEs, and ATT&CK context
Related CWEs
No related CWE relationships are published yet.
ATT&CK Relevance
ATT&CK relevance is shown only when reviewed or responsibly inferred.