Hackers Actively Exploiting VMware vCenter Systems to Gain and Maintain Remote Access

An active cyberattack campaign targeting internet-accessible VMware vCenter instances. QUIRSO researchers uncovered evidence that advanced persistent threat (APT) actors are actively weaponizing CVE-2026-59310, a critical VMware vCenter vulnerability, to gain initial access before deploying reverse SSH tooling to establish persistent backdoors into compromised networks. Tracked as CVE-2026-59310, the flaw is a maximum-severity directory-traversal vulnerability residing in the VMware vCenter Syslog server component. VMware vCenter Systems Exploited for Remote Access Broadcom released a security advisory warning that unauthenticated attackers with network access to an exposed vCenter instance can exploit the vulnerability to achieve...

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