{"id":"CVE-2026-66088","state":"PUBLISHED","title":"Unrestricted Command Execution via system.execute","description":"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 use it to execute arbitrary commands with the privileges of the openEQUELLA service account.","publishedAt":"2026-10-29T01:35:46.415Z","updatedAt":"2026-10-29T02:02:13.562Z","severity":{"score":9.4,"label":"Critical","version":"4.0","vector":"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","source":"MON-CSIRT"},"assigner":"MON-CSIRT","products":["Apereo Foundation openEQUELLA"],"affected":[{"vendor":"Apereo Foundation","product":"openEQUELLA","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.1","versionType":"custom"}]}],"references":["https://github.com/openequella/openEQUELLA/security/advisories/GHSA-q8xp-w3fr-hj4v","https://openequella.github.io/guides/"],"weaknesses":["CWE-78","CWE-749"],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/66xxx/CVE-2026-66088.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-66088","state":"PUBLISHED","datePublished":"2026-10-29T01:35:46.415Z","dateUpdated":"2026-10-29T02:02:13.562Z","assignerShortName":"MON-CSIRT","assignerOrgId":"9c1820ae-fb77-4810-a8aa-ca46e7474d2f","dateReserved":"2026-07-24T02:22:10.431Z"},"containers":{"cna":{"title":"Unrestricted Command Execution via system.execute","descriptions":[{"lang":"en","value":"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 use it to execute arbitrary commands with the privileges of the openEQUELLA service account."}],"affected":[{"vendor":"Apereo Foundation","product":"openEQUELLA","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"2026.1","versionType":"custom"}]}],"references":[{"url":"https://github.com/openequella/openEQUELLA/security/advisories/GHSA-q8xp-w3fr-hj4v","tags":["vendor-advisory"]},{"url":"https://openequella.github.io/guides/","tags":["product"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","subConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subAvailabilityImpact":"LOW","exploitMaturity":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED","version":"4.0","baseSeverity":"CRITICAL","baseScore":9.4,"vectorString":"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78 Improper neutralization of special elements used in an OS command ('OS command injection')","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-749","lang":"en","description":"CWE-749 Exposed dangerous method or function","type":"CWE"}]}],"providerMetadata":{"shortName":"MON-CSIRT","orgId":"9c1820ae-fb77-4810-a8aa-ca46e7474d2f","dateUpdated":"2026-10-29T01:35:46.415Z"},"impacts":[{"capecId":"CAPEC-248","descriptions":[{"lang":"en","value":"CAPEC-248 Command Injection"}]}],"solutions":[{"lang":"en","value":"Upgrade to vendor recommended versions","supportingMedia":[{"type":"text/html","base64":false,"value":"Upgrade to vendor recommended versions"}]}],"credits":[{"lang":"en","value":"jellyjelly","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"Vulnogram 1.0.4"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-66088","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-29T01:50:52.370616Z"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-29T02:02:13.562Z"}}]}}}