{"id":"CVE-2026-22676","aliases":["EUVD-2026-23116","GHSA-g6hr-fwwc-8cg8"],"status":"published","title":"Barracuda RMM \u003c 2025.2.2 Privilege Escalation via Insecure Directory Permissions","description":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\\Windows\\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.","severity":{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00104,"percentile":0.01035,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-732"],"published":"2026-04-15T20:45:23Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"barracuda networks","product":"rmm"}],"references":[{"url":"https://download.mw-rmm.barracudamsp.com/PDF/2025.2.2/RN_BRMM_2025.2.2_EN.pdf","tags":["vendor-advisory","patch"]},{"url":"https://www.vulncheck.com/advisories/barracuda-rmm-privilege-escalation-via-insecure-directory-permissions","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22676"},{"url":"https://github.com/advisories/GHSA-g6hr-fwwc-8cg8"}],"sources":{"cve":[{"id":"CVE-2026-22676","title":"Barracuda RMM \u003c 2025.2.2 Privilege Escalation via Insecure Directory Permissions","description":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\\Windows\\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.","status":"published","published":"2026-04-15T20:45:23.918Z","modified":"2026-10-01T15:19:48.445Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T13:39:05.585774Z"}],"euvd":[{"id":"EUVD-2026-23116","description":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\\Windows\\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.","status":"published","published":"2026-04-15T20:45:23Z","modified":"2026-10-01T15:19:48Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:27:45.358437Z"}],"ghsa":[{"id":"GHSA-g6hr-fwwc-8cg8","title":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows...","description":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\\Windows\\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.","status":"published","published":"2026-04-15T21:30:19Z","modified":"2026-04-15T21:30:30Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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":"high"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T15:07:30.592661Z"}],"nvd":[{"id":"CVE-2026-22676","description":"Barracuda RMM versions prior to 2025.2.2 contain a privilege escalation vulnerability that allows local attackers to gain SYSTEM-level privileges by exploiting overly permissive filesystem ACLs on the C:\\Windows\\Automation directory. Attackers can modify existing automation content or place attacker-controlled files in this directory, which are then executed under the NT AUTHORITY\\SYSTEM account during routine automation cycles, typically succeeding within the next execution cycle.","status":"published","published":"2026-04-15T21:17:04.447Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"4.0","score":8.5,"vector":"CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/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":"high","assessor":"secondary"},{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-732"],"updated_at":"2026-11-02T14:12:14.748836Z"}]}}