BeyondTrust Remote Support <= 26.2.3 - Origin Validation File Upload
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. References: https://www.beyondtrust.com/trust-center/security-advisories/bt26-05 https://github.com/rapid7/metasploit-framework/pull/22083 https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102764 https://nvd.nist.gov/vuln/detail/CVE-2026-102764 Remediation: Apply the BT26-05-RS patch or upgrade to a fixed BeyondTrust Remote Support build. SaaS instances were patched by the vendor.
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