Hackers Actively Exploited CitrixBleed 2 Flaw Ahead of PoC Disclosure

Cybersecurity researchers have discovered that threat actors began exploiting the critical CitrixBleed 2 vulnerability nearly two weeks before a public proof-of-concept was released, highlighting the sophisticated nature of modern attack campaigns. The vulnerability, tracked as CVE-2025-5777, represents a significant security…

Hacking Trains

Seems like an old system system that predates any care about security: The flaw has to do with the protocol used in a train system known as the End-of-Train and Head-of-Train. A Flashing Rear End Device (FRED), also known as…