{"schemaVersion":3,"id":"CVE-2026-82789","aliases":[],"status":"published","duplicateOf":null,"title":null,"description":"An improper neutralization of directives in dynamically evaluated code ('Eval Injection') issue exists in CONPROSYS HMI System(CHS). If exploited, arbitrary code may be executed by an attacker who can log in to the product.","dates":{"published":"2026-09-14T06:44:56.367Z","modified":"2026-09-14T15:45:31.910Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.8,"severity":"high","version":"3.1","versionLabel":"v3.1","source":"CVE.org","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/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","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":8.8,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00549,"percentile":0.44886,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.244,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00305},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00549,"percentile":0.44886}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00305,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00549,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00549,"percentile":0.44886}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-95","name":"Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')","description":"The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. \"eval\").","type":"weakness","status":"Incomplete","abstraction":"Variant","likelihoodOfExploit":"Medium","url":"https://cwe.mitre.org/data/definitions/95.html"}],"affected":[{"vendor":"contec","product":"conprosys hmi system(chs)","name":"CONPROSYS HMI System(CHS)","label":"conprosys hmi system(chs)","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 3.8.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 3.8.0","eol":null,"hubHref":"/vendor/contec/conprosys_hmi_systemchs"}],"affectedCount":1,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://www.contec.com/api/downloadlogger?download=/-/media/Contec/support/security-info/2026/contec_security_cps_26091000_en.pdf","label":"www.contec.com/api/…","hostname":"www.contec.com","tags":[]},{"url":"https://jvn.jp/en/vu/JVNVU96551518/","label":"jvn.jp/en/vu/JVNVU96551518/","hostname":"jvn.jp","tags":[]}],"lineage":{"upstream":[],"downstream":[],"duplicates":[],"related":[]},"timeline":[{"kind":"published","date":"2026-09-14T06:44:56.367Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-09-14T15:45:31.910Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-21T10:11:40.452Z","stale":false,"partial":false}}