FOSSBilling Template Injection Flaw Exploited in the Wild Vulnerability Report FOSSBilling Template Injection Flaw Exploited in the Wild Do Son June 26, 2026 0 TL;DR A critical FOSSBilling template injection flaw, CVE-2026-28496, carries a CVSS score of 9.4. Attackers can read... Read More Read more about FOSSBilling Template Injection Flaw Exploited in the Wild