CVE-2026-102764

Improper Origin Validation in Internal Messaging Components of BeyondTrust Remote Support

Published Oct 15, 2026 CVSS 4.0 · 9.3 Critical EPSS 79.5% KEV · Listed
Description
The vulnerability exists within internal components of BeyondTrust’s Remote Support product. The components did not adequately validate the origin of the messages it received. Under the right conditions, this could allow an attacker to perform file operations on the appliance.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Beyondtrust
Beyondtrust remote Support
CPEs cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*
Vendors & Products Beyondtrust
Beyondtrust remote Support
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2026-10-16T00:00:00+00:00', 'dueDate': '2026-10-19T00:00:00+00:00'}

Type Values Removed Values Added
Description The vulnerability exists within internal components of BeyondTrust’s Remote Support product. The components did not adequately validate the origin of the messages it received. Under the right conditions, this could allow an attacker to perform file operations on the appliance.
Title Improper Origin Validation in Internal Messaging Components of BeyondTrust Remote Support
Weaknesses CWE-290
References
Metrics cvssV4_0

{'score': 9.3, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
BT
Published
Updated
Oct 17, 2026, 3:55 AM
Reserved
Sep 29, 2026, 4:29 PM
Status
Analyzed
Published
Oct 15, 2026, 9:17 PM
Modified
Oct 17, 2026, 4:16 AM