Home/CWE/Use of Same Variable for Multiple Purposes
Weakness

Use of Same Variable for Multiple Purposes

CWE-1109 · Base · Incomplete

The code contains a callable, block, or other code element in which the same variable is used to control more than one unique task or store more than one instance of data.

△

Weakness Relationships

Where this weakness sits in the CWE hierarchy. Walk up to broader classes or down to more specific variants.
Parent of this (broader)
ChildOfCWE-1078 · Inappropriate Source Code Style or Formatting
External lookups - second-class, for what we don’t hold ourselves
MITRE CWE
Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities
Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs
Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures
Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1
About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service
threatengine.sh  ·  Open-source threat intelligence platform  ·  100+ authoritative sources  ·  Every fact traces to its origin