CVE-2026-102764
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.
Fix
Public exploits 4
- CompleTetech-Security/beyondtrust-remote-support-cve-2026-102764-check PoC on GitHub
- Worthes/CVE-2026-102764-Proof-of-concept PoC on GitHub
- completetech-security/beyondtrust-remote-support-cve-2026-102764-check PoC on GitHub
- maxprog-svg/CVE-2026-102764 PoC on GitHub
Each line links to the index that lists it, never to exploit code. Exploit-DB's "verified" and a Metasploit rank of good or better count as verified; a PoC-in-GitHub entry is a repository's claim.
CISA KEV required action · due 2026-10-19
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Added to the catalog 2026-10-16. CISA KEV
Patch, vendor advisory and mitigation references on NVD 1
- https://www.beyondtrust.com/blog/entry/bt26-05 Vendor Advisory
Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.
In the news 6
- CVE-2026-102764: Critical BeyondTrust Remote Support Authentication Bypass Exploited in the Wild Rapid7 blog · 2026-10-19
- CISA Adds Two Known Exploited Vulnerabilities to Catalog CISA advisories and alerts · 2026-10-16
- CISA Urges Patching Critical Vulnerability in BeyondTrust Remote Support CISA advisories and alerts · 2026-10-16
- BeyondTrust Remote Support Vulnerability Exploited SANS NewsBites · 2026-10-16
- Chinese APT Exploited BeyondTrust Vulnerability as Zero-Day SecurityWeek · 2026-10-16
- China-Linked Hackers Exploited BeyondTrust Zero-Day to Take Over Remote Support Servers The Hacker News · 2026-10-16
Change history 7
- EPSS0.01 → 0.20
- References+1 references (now 4)NVD modified 2026-10-17 04:16
- Cpes+1 CPE criteria (now 1)NVD modified 2026-10-17 04:16
- StatusAwaiting Analysis → AnalyzedNVD modified 2026-10-17 04:16
- CISA KEVadded to CISA KEV, due 2026-10-19
- StatusReceived → Awaiting AnalysisNVD modified 2026-10-16 16:00
- First seenCVSS 9.3NVD modified 2026-10-15 21:17
Affected (CPE criteria) 1
cpe:2.3:a:beyondtrust:remote_support:*:*:*:*:*:*:*:*
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