Nearly 14,000 SimpleHelp Servers Exposed Amid Critical Authentication Bypass Disclosure

Cybersecuritynews •Abinaya • June 16, 2026

Nearly 14,000 internet-facing SimpleHelp servers are exposed following the disclosure of a critical authentication bypass vulnerability tracked as CVE-2026-48558. The flaw raises serious concerns for enterprises using the remote monitoring and management (RMM) platform. Horizon3.ai identified the vulnerability through its autonomous research initiative “Sua Sponte,” which leverages AI-driven analysis to uncover exploitable flaws. The issue […]

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This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

Critical RCE Vulnerability in BeyondTrust Software Requires Immediate Patching BeyondTrust has issued a warning regarding a critical remote code execution (RCE) vulnerability in its Remote Support and Privileged Remote Access software. The flaw, tracked as CVE-2026-1731, allows unauthenticated attackers to execute arbitrary code remotely and affects versions 25.3.1 or earlier of Remote Support and 24.3.4 or earlier of Privileged Remote Access. Users are advised to apply the patches released on February 6, 2026, to mitigate the risk of exploitation. 1495 sources 67

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Nearly 14,000 SimpleHelp Servers Exposed Amid Critical Authentication Bypass Disclosure

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