AppsFlyer Web SDK hijacked to spread crypto-stealing JavaScript code

Multiple high-impact security events reported: a supply‑chain compromise of the AppsFlyer Web SDK briefly injected JavaScript crypto‑stealer code; Google and Veeam released emergency patches for exploited Chrome zero‑days and multiple critical RCE flaws in Veeam Backup & Replication; Microsoft is investigating a Windows 11 issue on some Samsung PCs after February 2026 updates that can block access to the C: drive; the FBI seeks victims after malicious Steam games distributed malware; law enforcement sinkholed ~45,000 IPs in an international takedown and disrupted the SocksEscort proxy network;