Varonis found a “Reprompt” attack that let a single link hijack Microsoft Copilot Personal sessions and exfiltrate data; Microsoft patched it in January 2026.
Abstract: This paper addresses the problem of input-output data-based ultimate boundedness control for a class of networked systems subject to probabilistic bit flips and false data injection (FDI) ...
PromptArmor, a security firm specializing in the discovery of AI vulnerabilities, reported on Wednesday that Cowork can be ...
AI agents are rapidly moving from experimental tools to trusted decision-makers inside the enterprise—but security has not ...
The first round of SAP patches for 2026 resolves 19 vulnerabilities, including critical SQL injection, RCE, and code ...
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