{"id":"CVE-2026-1731","aliases":["EUVD-2026-5559","GHSA-p5wr-5p37-2wm6"],"status":"published","title":"Remote code execution vulnerability in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)","description":"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.","severity":{"version":"4.0","score":9.9,"vector":"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","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.93852,"percentile":0.99846,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":false},"cwes":["CWE-78"],"published":"2026-02-06T21:49:20Z","modified":"2026-06-17T10:16:24Z","kev":{"date_added":"2026-02-13","due_date":"2026-02-16","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Known"},"exploitation":[{"source":"euvd","since":"2026-02-13"},{"source":"kev","since":"2026-02-13"}],"exploits":[{"source":"metasploit","id":"exploit/linux/http/beyondtrust_pra_rs_command_injection","title":"BeyondTrust Privileged Remote Access (PRA) and Remote Support (RS) unauthenticated Remote Code Execution","type":"exploit","platform":"Linux,Unix","date":"2026-02-06","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/http/beyondtrust_pra_rs_command_injection"},{"source":"pocgithub","id":"win3zz/CVE-2026-1731","title":"win3zz/CVE-2026-1731","date":"2026-02-11","url":"https://github.com/win3zz/CVE-2026-1731"},{"source":"pocgithub","id":"cybrdude/cve-2026-1731-scanner","title":"cybrdude/cve-2026-1731-scanner","date":"2026-02-13","url":"https://github.com/cybrdude/cve-2026-1731-scanner"},{"source":"pocgithub","id":"jakubie07/CVE-2026-1731","title":"jakubie07/CVE-2026-1731","date":"2026-02-18","url":"https://github.com/jakubie07/CVE-2026-1731"},{"source":"pocgithub","id":"hex0user/CVE-2026-1731","title":"hex0user/CVE-2026-1731","date":"2026-02-22","url":"https://github.com/hex0user/CVE-2026-1731"},{"source":"pocgithub","id":"ridhinva/beyondtrust-rce-scanner","title":"ridhinva/beyondtrust-rce-scanner","date":"2026-05-22","url":"https://github.com/ridhinva/beyondtrust-rce-scanner"},{"source":"nuclei","id":"CVE-2026-1731","title":"BeyondTrust Remote Support - Unauthenticated WebSocket RCE","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/javascript/cves/2026/CVE-2026-1731.yaml"}],"products":[{"vendor":"beyondtrust","product":"privileged_remote_access"},{"vendor":"beyondtrust","product":"remote support (rs) and privileged remote access (pra)"},{"vendor":"beyondtrust","product":"remote support(rs) \u0026 privileged remote access(pra)"},{"vendor":"beyondtrust","product":"remote_support"}],"references":[{"url":"https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article\u0026sysparm_article=KB0023293","tags":["Permissions Required"]},{"url":"https://www.beyondtrust.com/trust-center/security-advisories/bt26-02","tags":["Vendor Advisory"]},{"url":"https://github.com/win3zz/CVE-2026-1731","tags":["exploit","Exploit","Third Party Advisory"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-1731","tags":["government-resource","US Government Resource"]},{"url":"https://www.greynoise.io/blog/reconnaissance-beyondtrust-rce-cve-2026-1731","tags":["third-party-advisory","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-1731"},{"url":"https://github.com/advisories/GHSA-p5wr-5p37-2wm6"}],"sources":{"cve":[{"id":"CVE-2026-1731","title":"Remote code execution vulnerability in BeyondTrust Remote Support (RS) and Privileged Remote Access (PRA)","description":"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.","status":"published","published":"2026-02-06T21:49:20.844Z","modified":"2026-02-26T15:04:15.451Z","cvss":[{"version":"4.0","score":9.9,"vector":"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","level":"critical","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:20:01.271368Z"}],"euvd":[{"id":"EUVD-2026-5559","description":"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.","status":"published","published":"2026-02-06T21:49:20Z","modified":"2026-02-26T15:04:15Z","cvss":[{"version":"4.0","score":9.9,"vector":"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","level":"critical"}],"exploited_since":"2026-02-13","updated_at":"2026-11-02T19:48:27.038974Z"}],"ghsa":[{"id":"GHSA-p5wr-5p37-2wm6","title":"BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA)...","description":"BeyondTrust Remote Support (RS) and certain older versions of Privileged Remote Access (PRA) contain a critical pre-authentication remote code execution vulnerability. 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By sending specially crafted requests, an unauthenticated remote attacker may be able to execute operating system commands in the context of the site user.","status":"published","published":"2026-02-06T22:16:11.02Z","modified":"2026-06-17T10:16:24.797Z","cvss":[{"version":"4.0","score":9.9,"vector":"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","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:05.52517Z"}]}}