CISA Urges Patching Critical Vulnerability in BeyondTrust Remote Support
Summary
CISA is alerting organizations to a critical authentication bypass vulnerability (CVE-2026-102764) in BeyondTrust Remote Support. Cyber threat actors are actively exploiting this flaw to gain initial access and move laterally within networks. CISA urges immediate patching or upgrading to supported versions.
IFF Assessment
The article details an actively exploited critical vulnerability that attackers are using to compromise systems, representing bad news for defenders.
Severity
CISA KEV: Listed as actively exploited. Federal patch due: October 19, 2026. Known ransomware use: Unknown.
Defender Context
This alert highlights a critical vulnerability in a widely used remote support tool, making it a prime target for initial access. Defenders must prioritize patching or upgrading BeyondTrust Remote Support instances and conduct thorough investigations for signs of compromise, including lateral movement and privilege escalation.