Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

CVE-2026-102764

CVE-2026-102764CRITICAL

BeyondTrust Remote Support — Improper Origin Validation in Internal Messaging Components of BeyondTrust Remote Support

  AV  AC  AT  PR  UI  VC  VI  VA   CVSS    EPSS   %ile   KEV
   N   L   N   N   N   H   H   H    9.3   .0118   67.2   YES

AFFECTED
  Product         Versions     Fixed
  Remote Support  unspecified  —

TIMELINE
  Sep 29  Reserved by BT
  Oct 15  Published (CNA: BT)
  Oct 16  ADDED TO KEV — CVE-2026-102764 (BeyondTrust Remote Support). Remediation due October 19, 2026.

CWE-290 · CNA: BT · CVSS v4.0 · 4 references · NVD status: Analyzed · KEV due October 19, 2026

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.

Lifecycle

Complete event history — 3 events, chronological
Date	Event	Detail
September 29, 2026	Reserved	Reserved by BT
October 15, 2026	Published	Published (CNA: BT)
October 16, 2026	KEV ADDED	ADDED TO KEV — CVE-2026-102764 (BeyondTrust Remote Support). Remediation due October 19, 2026.

Affected

Affected products and packages — 1 row
Vendor	Product / Package	Ecosystem	Version introduced	Fixed
BeyondTrust	Remote Support	—	—	—

Weaknesses

CWE-290

References (4)

https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0024066 [Permissions Required]
https://nvd.nist.gov/vuln/detail/CVE-2026-102764 [US Government Resource]
https://www.beyondtrust.com/blog/entry/bt26-05 [Vendor Advisory]
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102764 [US Government Resource]

Authoritative record: CVE-2026-102764 at cve.org

Vendors: beyondtrust

Weaknesses: CWE-290

About this page

This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-102764 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.