CVE-2026-102764 BeyondTrust Remote Support - Broken Access Control

BeyondTrust Remote Support contains a broken access control vulnerability caused by inadequate validation of message origins in internal components, letting attackers perform unauthorized file operations on the appliance, exploit requires specific message conditions.

CVSS base score 9.3 /10
Critical
CISA KEV
Exploited in the wild
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Broken Access Control
Impact
Data Tampering
CVSS vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
15 October 2026
Updated
16 October 2026
Weakness
CWE-290

Vendor fix

Update to the latest version of BeyondTrust Remote Support.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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