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Curated news, CVE analysis, and threat reports from the world's top cybersecurity sources.
This article presents a technical analysis of three chained zero-day vulnerabilities in Siemens ROX II OT switches. The vulnerabilities allow attackers to escalate privileges and gain persistent root access.
This article provides a technical analysis of three chained zero-day vulnerabilities in Siemens ROX II OT switches, which enable attackers to escalate privileges and gain persistent root access, posing significant risks to operational technology environments.
A technical analysis of three chained zero-day vulnerabilities in Siemens ROX II OT switches that allow privilege escalation and persistent root access.
This article presents a technical analysis of three chained zero-day vulnerabilities in Siemens ROX II OT switches. The vulnerabilities allow attackers to escalate privileges and gain persistent root access.
Microsoft Defender Experts observed heightened activity involving ACR Stealer malware between late April and mid-June 2026, targeting enterprise environments through two distinct campaigns. Both campaigns begin with a ClickFix social engineering technique, tricking users into executing malicious commands, but diverge in their delivery methods.
Microsoft Defender Experts observed heightened ACR Stealer activity from late April to mid-June 2026, targeting enterprise environments through two distinct intrusion chains. Both campaigns begin with ClickFix social engineering lures, tricking users into executing malicious commands.