CVE-2026-18556 / CVE-2026-18577: N-able N-central Authentication Bypass Vulnerabilities Require Immediate Patching
Threat actors are actively exploiting two high-severity authentication bypass vulnerabilities, CVE-2026-18556 and CVE-2026-18577, in N-able N-Central, a widely deployed remote monitoring and management (RMM) platform used by MSPs and enterprise IT teams. N-able began investigating anomalous activity on July 31 and released an emergency hotfix (2026.3.1.7) on August 2, 2026, to remediate both vulnerabilities.