saintmalodeguersac.fr Cross Site Scripting vulnerability OBB-3885051

saintmalodeguersac.fr Cross Site Scripting vulnerability OBB-3885051, coordinated and responsible vulnerability disclosure, ISO 29147 standard, Open Bug Bounty, verified and confirmed, notified website operator, technical details hidden, affected website: saintmalodeguersac.fr, Open Bug Bounty Program, vulnerable application, XSS (Cross Site Scripting), CWE-79, CVSSv3 Score, discovered and reported by xavO, remediation guide: OWASP XSS Prevention Cheat Sheet, coordinated disclosure timeline, ISO 29147 guidelines, publicly available security contacts, Open Bug Bounty notification framework, security contacts provided by the researcher, public report published without technical details