Microsoft assigned CVE-2026-21520 to a Copilot Studio prompt injection vulnerability and patched it in January — but in ...

The latest monthly Patch Tuesday update from Microsoft landed earlier on 14 April, including two notable zero-day flaws amid ...

Indirect prompt injection lets attackers bypass LLM supervisor agents by hiding malicious instructions in profile fields and ...

It's not even your browser's fault.

The authentication bypass flaw, tracked as CVE-2026-35616, is the latest in a series of Fortinet vulnerabilities that have ...

Iran-linked hackers have broken into FBI Director Kash Patel's personal email inbox, publishing photographs of the director and other documents to the internet, the hackers and the bureau said on ...

Bug bounty platform HackerOne is notifying hundreds of employees that their data was stolen after attackers hacked Navia, one of its U.S. benefits administrators. HackerOne manages over 1,950 bug ...

The FBI seized and took down two websites linked to the pro-Iranian hacktivist group Handala, which last week claimed responsibility for a destructive cyberattack against the U.S. medical tech giant ...

A hot potato: For more than a decade, the Xbox One stood as a remarkable exception in console security – a machine long considered impervious to hacking attempts. That reputation is now over. At the ...

A vulnerability in Qualcomm’s Android Bootloader implementation allows unsigned code to run via the “efisp” partition on Android 16 devices. This is paired with a “fastboot” command oversight to ...

A mass hacking campaign targeting iPhone users in Ukraine and China used tools that were likely designed by U.S. military contractor L3Harris, TechCrunch has learned. The tools, which were intended ...

Conduent, a major data processor for government programs like Medicaid and private insurers, suffered a breach affecting 25 million Americans’ medical and Social Security records. PCWorld reports the ...