{"id":"CVE-2026-84858","state":"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.","publishedAt":"2026-09-16T14:51:56.402Z","updatedAt":"2026-09-17T18:38:31.559Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"tenable"},"assigner":"tenable","products":["Scada-LTS Scada-LTS"],"affected":[{"vendor":"Scada-LTS","product":"Scada-LTS","defaultStatus":"unaffected","versions":[{"version":"2.8.1","status":"affected"}]}],"references":["https://www.tenable.com/security/research/tra-2026-60"],"weaknesses":["CWE-94"],"ingestedAt":"2026-10-29T20:13:15.269Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/84xxx/CVE-2026-84858.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-84858","state":"PUBLISHED","datePublished":"2026-09-16T14:51:56.402Z","dateUpdated":"2026-09-17T18:38:31.559Z","assignerShortName":"tenable","assignerOrgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be","dateReserved":"2026-09-02T13:26:19.179Z"},"containers":{"cna":{"title":"Scada-LTS Authenticated Remote Code Execution via Scripting Sandbox Bypass","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"Scada-LTS","product":"Scada-LTS","defaultStatus":"unaffected","versions":[{"version":"2.8.1","status":"affected"}]}],"references":[{"url":"https://www.tenable.com/security/research/tra-2026-60"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseSeverity":"HIGH","baseScore":8.8,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}}],"providerMetadata":{"shortName":"tenable","orgId":"5ac1ecc2-367a-4d16-a0b2-35d495ddd0be","dateUpdated":"2026-09-16T14:51:56.402Z"},"datePublic":"2026-09-16T14:44:00.000Z","source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-17T18:38:13.599510Z","id":"CVE-2026-84858","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-94","type":"CWE","lang":"en","description":"CWE-94 Improper Control of Generation of Code ('Code Injection')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-17T18:38:31.559Z"}}]}}}