InfoSecBulletin Cybersecurity for mankind

The Federal Bureau of Investigation (FBI) is warning the public, private sector, and international community of the threat posed to computer networks and critical infrastructure by cyber actors attributed to the Russian Federal Security Service’s (FSB) Center 16. The FBI detected Russian FSB cyber actors exploiting Simple Network Management Protocol …

Apple has issued urgent security updates to fix a zero-day vulnerability that is being actively exploited, warning that attackers may have used it in targeted campaigns. CVE-2025-43300 is a flaw in Apple’s Image I/O framework that allows out-of-bounds writing, affecting how applications manage common image file formats. According to Apple’s …

A significant security vulnerability has been discovered in Microsoft’s Copilot for M365 that allowed users, including potential malicious insiders, to access and interact with sensitive files without leaving any record in the official audit logs. After patching the flaw, Microsoft has reportedly decided against issuing a formal CVE or notifying …