Hi, I'm Merroun Lahcen from DevSecure — we specialize in uncovering hidden vulnerabilities that pose real-world risks to modern web applications.
All vulnerabilities shared in these write-ups are fully redacted — any company names, domains, or sensitive details are replaced with placeholders such as company.com. Each finding was responsibly disclosed through the Intigriti platform and has been verified and resolved by the affected vendor.
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1/ create new company and login
2/ go to services-api.company.com/customers/{UUID}/invoices?invoiced=false
3/ change UUID to any UUID and you wil get all invoices informations about the customer
Impact
IDOR + information disclosure
Platform : Intigriti
Timeline :
Reported: 09/04/2023
Triaged: 10/04/2023
Accepted & paid: 11/04/2023
Bounty: €250