In this episode of The Cybersecurity Defenders Podcast, we discuss some intel being shared in the LimaCharlie community.A critical new SharePoint vulnerability is under mass exploitation, with attackers targeting on-premises SharePoint Server deployments to exfiltrate sensitive data, including authentication tokens.And then directly related to the first story, Microsoft has now confirmed that at least three China-linked threat actors—Linen Typhoon, Violet Typhoon, and Storm-2603—were actively exploiting CVE-2025-49706 and CVE-2025-49704 a day before the company issued patches on July 8.The UK government announced on July 22, 2025, that it plans to make ransomware payments illegal for public sector bodies and operators of critical national infrastructure (CNI).In-browser cryptocurrency mining, often called crypto jacking, originally gained notoriety in 2017 when Coinhive introduced JavaScript-based mining for Monero.

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