Rejetto HFS Servers Now Actively Scanned for Critical RCE Flaw

Rejetto HFS servers now actively scanned for critical RCE flaw

Hackers are actively scanning for a Rejetto HFS weak signing key vulnerability, tracked as CVE-2026-61500, that allows session forgery, account takeover, and remote code execution (RCE).

Exploitation Hits Rejetto HFS Vulnerability Discovered by AI

Threat actors are exploiting CVE-2026-61500, a critical Rejetto HFS authentication bypass leading to remote code execution.

Attackers Target Rejetto HFS Flaw That Enables Admin Session Forgery and RCE

A critical security flaw impacting Rejetto HTTP File Server (HFS) is witnessing active exploitation attempts, according to VulnCheck. The vulnerability in question is CVE-2026-61500 (CVSS score: 9.3), a case of session forgery stemming from the use of a weak pseudo-random number generator (PRNG) that can lead to a predictable key, which an attacker can then use to gain unauthorized access and