CISA Warns SimpleHelp Authentication Bypass Vulnerability Is Being Exploited

CISA has warned that attackers are actively exploiting a critical SimpleHelp authentication bypass vulnerability tracked as CVE-2026-48558. The agency added the flaw to its CISA KEV alert on June 29, 2026, after evidence showed real-world exploitation. Federal civilian agencies were given until July 2, 2026, to apply mitigations or discontinue use where mitigations are not […] The post CISA Warns SimpleHelp Authentication Bypass Vulnerability Is Being Exploited appeared first on VPN Central.