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28 changes: 28 additions & 0 deletions tamper/or2logicaloroperator.py
Original file line number Diff line number Diff line change
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#!/usr/bin/env python3
"""
Tamper script to replace logical OR with double pipe (||)
Useful for evading weak filters that blacklist 'OR'

Author: relunsec

"""

from lib.core.enums import PRIORITY

__priority__ = PRIORITY.LOW

def tamper(payload, **kwargs):
"""
Replaces instances of logical OR with || operator

Example:
Input: 1 OR 1=1
Output: 1 || 1=1
Requirement:
* MySQL
>>> tamper("0' OR SLEEP(5)")
"0' || SLEEP(5)"
"""
if payload:
# Replace only ' OR ' (with spaces) to avoid breaking string literals
return payload.replace(" OR ", " || ")