{"id":"CVE-2026-66088","title":"Unrestricted Command Execution via system.execute","summary":"In openEQUELLA before 2026.1, the system.execute() function available to the scripting engine runs supplied operating system commands without validation or an allow-list of permitted executables. A user able to create or edit scripts can…","severity":"critical","cvss":9.4,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L","cvssSource":"cna","cwe":["CWE-78","CWE-749"],"vendor":"Apereo Foundation","product":"openEQUELLA","affected":["openEQUELLA < 2026.1"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-29T01:50:52.370616Z"},"published":"2026-10-29","updated":"2026-10-29","sourceUpdated":"2026-10-29T02:02:13.562Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-66088","references":[{"url":"https://github.com/openequella/openEQUELLA/security/advisories/GHSA-q8xp-w3fr-hj4v"},{"url":"https://openequella.github.io/guides/"}],"tags":["cve.org"],"epss":0.00685,"epssPercentile":0.52579,"ingestedAt":"2026-10-31T01:14:13.032Z","slug":"CVE-2026-66088","body":"## Overview\n\nIn openEQUELLA before 2026.1, the system.execute() function available to the scripting engine runs supplied operating system commands without validation or an allow-list of permitted executables. A user able to create or edit scripts can use it to execute arbitrary commands with the privileges of the openEQUELLA service account.\n\n## Affected\n\n- `openEQUELLA < 2026.1`\n\n## Remediation\n\nUpgrade to vendor recommended versions","depth":"midnight","depthScore":52,"depthScoreParts":{"impact":51.7,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}