#zero_day

Customer data such as birth dates, credit card numbers, and driver's license information were stolen when threat actors exploited zero-day vulnerabilities in Cleo-managed file-transfer products.

Car rental giant Hertz data suffered a data breach caused by a CL0P ransomware attack on file sharing vendor Cleo

View CSAF 1. EXECUTIVE SUMMARY CVSS v4 9.3 ATTENTION: Exploitable remotely/low attack complexity Vendor: Delta Electronics Equipment: COMMGR Vulnerability: Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG) 2. RISK EVALUATION Successful exploitation of this vulnerability could allow for an attacker to remotely access the AS3000Simulator family in the COMMGR software and execute arbitrary code. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of COMMGR, a software management platform that contain virtual PLCs, are affected: COMMGR (Version 1): All versions COMMGR (Version 2): All versions 3.2 VULNERABILITY OVERVIEW 3.2.1 USE OF CRYPTOGRAPHICALLY WEAK PSEUDO-RANDOM NUMBER GENERATOR (PRNG) CWE-338 The software uses insufficiently randomized values to generate session IDs. An attacker could easily brute force a session ID and load and execute arbitrary code. CVE-2025-3495 has been assigned to this vulnerability. A CVSS v3.1 base score of 9.8 has been calcu...

A threat actor posted about the zero-day exploit on the same day that Fortinet published a warning about known vulnerabilities under active exploitation.

Attackers aren’t waiting for patches anymore — they are breaking in before defenses are ready. Trusted security tools are being hijacked to deliver malware. Even after a breach is detected and patched, some attackers stay hidden. This week’s events show a hard truth: it’s not enough to react after an attack. You have to assume that any system you trust today could fail tomorrow. In a world

Gladinet's platform is widely used among managed service providers, and a critical deserialization flaw could put MSP customers in jeopardy.

Microsoft has revealed that a now-patched security flaw impacting the Windows Common Log File System (CLFS) was exploited as a zero-day in ransomware attacks aimed at a small number of targets. "The targets include organizations in the information technology (IT) and real estate sectors of the United States, the financial sector in Venezuela, a Spanish software company, and the retail sector in

Microsoft today released updates to plug at least 121 security holes in its Windows operating systems and software, including one vulnerability that is already being exploited in the wild. Eleven of those flaws earned Microsoft's most-dire "critical" rating, meaning malware or malcontents could exploit them with little to no interaction from Windows users.

Google has issued patches for 62 vulnerabilities in Android, including two actively exploited zero-days.

Austin, TX, USA, 7th April 2025, CyberNewsWire