Riganti Dotvvm vulnerabilities

• riganti dotvvm DotVVM: Unrestricted file upload CVE-2026-57581 Fix available 5.3 MediumJune 19, 2026
• riganti dotvvm DotVVM: Missing authorization in AuthorizeActionFilter CVE-2026-57578 Fix available 9.2 CriticalJune 19, 2026
• riganti dotvvm DotVVM: ReDOS in routing CVE-2026-57577 Fix available 8.2 HighJune 19, 2026