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# Server using python
test a possible **code execution**, using the function _str\(\)_:
```python
"+str(True)+" #If the string True is printed, then it is vulnerable
```
## Tricks
{% page-ref page="../../misc/basic-python/bypass-python-sandboxes/" %}
{% page-ref page="../../pentesting-web/ssti-server-side-template-injection/" %}
{% page-ref page="../../pentesting-web/deserialization/" %}
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