Progress security advisory (AV26-999)

Serial Number: AV26-999Date: October 5, 2026 As of October 5, 2026, Progress Software is affected by vulnerabilities in the following product: Progress Telerik Fiddler Classic Prior to 6.0.20262.10021 @progress/sitefinity-nextjs-sdk Prior to 15.4.8638 The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available. Weak Executable Signature Verification Vulnerability (CVE-2026-77805) Sitefinity Critical Security Advisory for Addressing Security Vulnerabilities in Next.js September 2026 Progress Trust Center