{"id":"CVE-2026-84858","aliases":["EUVD-2026-80825","GHSA-mrrr-7mg7-864j"],"status":"published","title":"Scada-LTS Authenticated Remote Code Execution via Scripting Sandbox Bypass","description":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass\n\n\n\nThe DWR \"DataSourceEditDwr\" class exposes the \"validateScript\" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00838,"percentile":0.58215,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-94"],"published":"2026-09-16T14:51:56Z","modified":"2026-09-18T19:18:42Z","products":[{"vendor":"scada-lts","product":"scada-lts"}],"references":[{"url":"https://www.tenable.com/security/research/tra-2026-60"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84858"},{"url":"https://github.com/advisories/GHSA-mrrr-7mg7-864j"}],"sources":{"cve":[{"id":"CVE-2026-84858","title":"Scada-LTS Authenticated Remote Code Execution via Scripting Sandbox Bypass","description":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass\n\n\n\nThe DWR \"DataSourceEditDwr\" class exposes the \"validateScript\" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.","status":"published","published":"2026-09-16T14:51:56.402Z","modified":"2026-09-17T18:38:31.559Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:20:08.734143Z"}],"euvd":[{"id":"EUVD-2026-80825","description":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass\n\n\n\nThe DWR \"DataSourceEditDwr\" class exposes the \"validateScript\" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.","status":"published","published":"2026-09-16T14:51:56Z","modified":"2026-09-17T18:38:31Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T17:28:10.38936Z"}],"ghsa":[{"id":"GHSA-mrrr-7mg7-864j","title":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution...","description":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass\n\n\n\nThe DWR \"DataSourceEditDwr\" class exposes the \"validateScript\" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.","status":"published","published":"2026-09-16T15:31:13Z","modified":"2026-09-17T21:32:41Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:12:08.779152Z"}],"nvd":[{"id":"CVE-2026-84858","description":"ScadaLTS 2.8.1-release-candidate build 0 is affected by an Authenticated Remote Code Execution via Scripting Sandbox Bypass\n\n\n\nThe DWR \"DataSourceEditDwr\" class exposes the \"validateScript\" method that compiles and executes attacker-supplied JavaScript via the Rhino scripting engine. There are no authorization checks on this method and so it is possible for an attacker with access to a low privilege user to abuse this flaw by leveraging the DWR routing bypass.","status":"published","published":"2026-09-16T15:18:00.527Z","modified":"2026-09-18T19:18:42.907Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T14:12:48.630594Z"}]}}