CVE-2026-29204: WHMCS's IDOR Bug Scores a Perfect 10
If you run WHMCS and haven’t updated in the past week, stop reading and go do that first. Back? Good. Here’s what you just patched.
https://blog.kalfaoglu.net/posts/2026-05-17-whmcs-cve-2026-29204-idor-en/