The tweet describes a successful SQL injection bypass on Oracle WAF with the payload '?param=xyz'. The vulnerability was discovered by finding an endpoint with parameters using dorking. Despite the WAF having multiple restrictions, the bypass was achieved, leading to an SQL error in the response. The researcher was awarded a $4,450 bounty for this finding. For more technical details, visit the HackerOne report. #SQLInjection #WAFBypass #OracleWAF