{"id":"CVE-2026-109432","state":"PUBLISHED","title":"Camunda Expression Injection via orQueries RCE","description":"Camunda 7.24.0 before 7.24.14 and 7.23.0 before 7.23.17 contains an expression injection vulnerability where AdhocQueryValidator.validate() fails to check sub-query expression maps within the orQueries field exposed by TaskQueryDto, allowing authenticated users to bypass the enableExpressionsInAdhocQueries restriction. Attackers can supply a malicious JUEL expression such as dueAfterExpression inside an orQueries entry to achieve arbitrary Java reflection and invoke java.lang.Runtime.exec, resulting in operating-system command execution as the engine service user.","publishedAt":"2026-10-19T15:08:29.023Z","updatedAt":"2026-10-19T16:34:01.291Z","severity":{"score":9.3,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["Camunda Camunda 7"],"affected":[{"vendor":"Camunda","product":"Camunda 7","defaultStatus":"unaffected","versions":[{"version":"7.24.0","status":"affected","lessThan":"7.24.14","versionType":"semver"},{"version":"7.23.0","status":"affected","lessThan":"7.23.17","versionType":"semver"}]}],"references":["https://codeant.ai/security-research/camunda-adhoc-query-expression-rce-cve-2026-109432","https://docs.camunda.org/enterprise/download/","https://www.vulncheck.com/advisories/camunda-expression-injection-via-orqueries-rce"],"weaknesses":["CWE-917","CWE-78"],"ingestedAt":"2026-10-29T20:10:33.477Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/109xxx/CVE-2026-109432.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-109432","state":"PUBLISHED","datePublished":"2026-10-19T15:08:29.023Z","dateUpdated":"2026-10-19T16:34:01.291Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-10-12T15:52:36.682Z"},"containers":{"cna":{"title":"Camunda Expression Injection via orQueries RCE","descriptions":[{"lang":"en","value":"Camunda 7.24.0 before 7.24.14 and 7.23.0 before 7.23.17 contains an expression injection vulnerability where AdhocQueryValidator.validate() fails to check sub-query expression maps within the orQueries field exposed by TaskQueryDto, allowing authenticated users to bypass the enableExpressionsInAdhocQueries restriction. 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