CVE-2026-1731: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability
Reference page built from the source records below, each shown as its source publishes it. Dataset version ref-fbbab79eaa3b, updated 2026-11-02T23:39:54.475Z.
CISA Known Exploited Vulnerabilities
- Name
- BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability
- Vendor
- BeyondTrust
- Product
- Remote Support (RS) and Privileged Remote Access (PRA)
- Added to the catalog
- 2026-02-13
- Due date for US federal agencies
- 2026-02-16
- Weaknesses
- CWE-78
- Catalog version
- 2026.10.30
BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)contain an OS command injection vulnerability. Successful exploitation could allow an unauthenticated remote attacker to execute operating system commands in the context of the site user. Successful exploitation requires no authentication or user interaction and may lead to system compromise, including unauthorized access, data exfiltration, and service disruption.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Ransomware use: CISA marks this vulnerability as known to be used in ransomware campaigns. CISA does not say which group used it.
Links in CISA's notes
- https://www.beyondtrust.com/trust-center/security-advisories/bt26-02
- https://nvd.nist.gov/vuln/detail/CVE-2026-1731
Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json
NVD analysis
- Status
- Analyzed
- Published
- 2026-02-06T22:16:11.020
- Last modified
- 2026-06-17T10:16:24.797
- Weaknesses
- CWE-78
BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA) contain a critical pre-authentication remote code execution vulnerability. By sending specially crafted requests, an unauthenticated remote attacker may be able to execute operating system commands in the context of the site user.
| Metric | Score | Severity | Vector | Scored by |
|---|---|---|---|---|
| CVSS 4.0 | 9.9 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:H/SA:L/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 | 13061848-ea10-403d-bd75-c83a022c2891 (Secondary) |
| CVSS 3.1 | 9.8 | CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | [email protected] (Primary) |
References
- https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0023293 (Permissions Required)
- https://www.beyondtrust.com/trust-center/security-advisories/bt26-02 (Vendor Advisory)
- https://github.com/win3zz/CVE-2026-1731 (Exploit, Third Party Advisory)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1731 (US Government Resource)
- https://www.greynoise.io/blog/reconnaissance-beyondtrust-rce-cve-2026-1731 (Third Party Advisory)
This product uses the NVD API but is not endorsed or certified by the NVD.
Read on 2026-11-02T23:42:22.836Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-1731
CVE record
- Title (CNA)
- Remote code execution vulnerability in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)
- Assigner
- BT
- State
- PUBLISHED
- Published
- 2026-02-06T21:49:20.844Z
- Updated
- 2026-02-26T15:04:15.451Z
- Problem types
- CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA) contain a critical pre-authentication remote code execution vulnerability. By sending specially crafted requests, an unauthenticated remote attacker may be able to execute operating system commands in the context of the site user.
References
- https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0023293
- https://www.beyondtrust.com/trust-center/security-advisories/bt26-02
Read on 2026-11-03T02:18:44.020Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/1xxx/CVE-2026-1731.json
Defensive techniques (MITRE D3FEND)
D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.
CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
- Model: Asset Vulnerability Enumeration (acts on Software)
- Harden: Software Update (acts on Software)
- Restore: Restore Software (acts on Software)
- Harden: Domain Logic Validation (acts on Subroutine)
- Harden: Variable Initialization (acts on Subroutine)
- Harden: Credential Scrubbing (acts on Subroutine)
- Harden: Trusted Library (acts on Subroutine)
- Isolate: Application-based Process Isolation (acts on Subroutine)
- Model: Software Inventory (acts on Software)
D3FEND ontology version 1.6.0.
Read on 2026-11-02T23:54:16.526Z under licence d3fend-terms-of-use@f98cbc7e from https://d3fend.mitre.org/api/weakness/cwe/CWE-78.json
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"The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use D3FEND for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." Terms: https://d3fend.mitre.org/tou/
Sources and licences
CISA
Source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30, CC0 1.0. Use of this data does not imply endorsement by CISA or DHS.
National Vulnerability Database (NIST)
This product uses the NVD API but is not endorsed or certified by the NVD.
NVD API Terms of Use (NIST publications in the public domain, 17 U.S.C. 105)
CVE Program, The MITRE Corporation
Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation. CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
MITRE D3FEND
MITRE D3FEND™ knowledge graph. © 2025 The MITRE Corporation.
"The MITRE Corporation (MITRE) hereby grants you a non-exclusive, royalty-free license to use D3FEND for research, development, and commercial purposes. Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." Terms: https://d3fend.mitre.org/tou/MITRE D3FEND Terms of Use (site + knowledge graph); source repo MIT
Cite this page
Dragons Eye Ransomware Tracker, "CVE-2026-1731: BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA) OS Command Injection Vulnerability",
entity page, dataset version ref-fbbab79eaa3b, updated 2026-11-02T23:39:54.475Z,
https://ransomware-tracker.com/cve/CVE-2026-1731 (accessed 2026-11-03).
Underlying source: CISA Catalog of Known Exploited Vulnerabilities, version 2026.10.30.
Underlying source: National Vulnerability Database (NIST), CVE API 2.0, record last modified 2026-06-17T10:16:24.797.
Underlying source: CVE List (CVE Program, The MITRE Corporation), record updated 2026-02-26T15:04:15.451Z.
Underlying source: MITRE D3FEND, ontology version 1.6.0.
Pages change. The dataset version identifies the data, but no archive of old versions is kept, so this citation cannot be replayed later.