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CVE-2026-39842

OpenRemote is an open-source IoT platform. Versions 1.21.0 and below contain two interrelated expression injection vulnerabilities in the rules engine that allow arbitrary code execution on the server. The JavaScript rules engine executes user-supplied scripts via Nashorn's ScriptEngine.eval() without sandboxing, class filtering, or access restrictions, and the authorization check in RulesResourceImpl only restricts Groovy rules to superusers while leaving JavaScript rules unrestricted for any u
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:99dc0246a23aac4161ee4c5e3c5bce95a8c33aae7b9c9b6dd25255b33c65e16b
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-917","description":"CWE-917: Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"product":"openremote","vendor":"openremote","versions":[{"status":"affected","version":"< 1.22.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-94","description":"CWE-94: Improper Control of Generation of Code ('Code Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-917","description":"CWE-917: Improper Neutralization of Special Elements used in an Expression Language Statement ('Expression Language Injection')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/problemTypes/1/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/openremote/openremote/releases/tag/1.22.0","tags":["x_refsource_MISC"],"url":"https://github.com/openremote/openremote/releases/tag/1.22.0"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/references/1
{"name":"https://github.com/openremote/openremote/security/advisories/GHSA-7mqr-33rv-p3mp","tags":["x_refsource_CONFIRM"],"url":"https://github.com/openremote/openremote/security/advisories/GHSA-7mqr-33rv-p3mp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:14fba6f5ca68a4ffd71bb2ebbfc42d24a08066bb3ccb3107078dfebebd3812c4 · sha256:94750ab92fc56e7d… · /containers/cna/references/0

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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