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CRITICAL Attacks Unit 42

VShell and SparkRAT Observed in Exploitation of BeyondTrust Critical Vulnerability (CVE-2026-1731)

Active exploitation involving VShell and SparkRAT payloads has been observed targeting CVE-2026-
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CVE-2026-1731 is an RCE vulnerability in identity platform BeyondTrust. This flaw allows attackers control of systems without login credentials. The post VShell and SparkRAT Observed in Exploitation of BeyondTrust Critical Vulnerability (CVE-2026-1731) appeared first on Unit 42 .

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