{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-09-23T02:50:18.513","vulnerabilities":[{"cve":{"id":"CVE-2026-33302","sourceIdentifier":"security-advisories@github.com","published":"2026-03-19T21:17:11.380","lastModified":"2026-06-17T10:37:17.047","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.2, the module ACL function `AclMain::zhAclCheck()` only checks for the presence of any \"allow\" (user or group). It never checks for explicit \"deny\" (allowed=0). As a result, administrators cannot revoke access by setting a user or group to \"deny\"; if the user is in a group that has \"allow,\" access is granted regardless of explicit denies. Version 8.0.0.2 fixes the issue."},{"lang":"es","value":"OpenEMR es una aplicación gratuita y de código abierto de registros de salud electrónicos y gestión de consultorios médicos. Antes de 8.0.0.2, la función ACL del módulo 'AclMain::zhAclCheck()' solo verifica la presencia de cualquier 'permitir' (usuario o grupo). Nunca verifica un 'denegar' explícito (permitido=0). Como resultado, los administradores no pueden revocar el acceso al establecer un usuario o grupo en 'denegar'; si el usuario está en un grupo que tiene 'permitir', se concede el acceso independientemente de las denegaciones explícitas. La versión 8.0.0.2 soluciona el problema."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"openemr","product":"openemr","versions":[{"version":"< 8.0.0.2","status":"affected"}]}]}],"metrics":{"cvssMetricV40":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/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","baseScore":7.3,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","exploitMaturity":"PROOF_OF_CONCEPT","confidentialityRequirement":"NOT_DEFINED","integrityRequirement":"NOT_DEFINED","availabilityRequirement":"NOT_DEFINED","modifiedAttackVector":"NOT_DEFINED","modifiedAttackComplexity":"NOT_DEFINED","modifiedAttackRequirements":"NOT_DEFINED","modifiedPrivilegesRequired":"NOT_DEFINED","modifiedUserInteraction":"NOT_DEFINED","modifiedVulnConfidentialityImpact":"NOT_DEFINED","modifiedVulnIntegrityImpact":"NOT_DEFINED","modifiedVulnAvailabilityImpact":"NOT_DEFINED","modifiedSubConfidentialityImpact":"NOT_DEFINED","modifiedSubIntegrityImpact":"NOT_DEFINED","modifiedSubAvailabilityImpact":"NOT_DEFINED","Safety":"NOT_DEFINED","Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","valueDensity":"NOT_DEFINED","vulnerabilityResponseEffort":"NOT_DEFINED","providerUrgency":"NOT_DEFINED"}}],"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","baseScore":8.1,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":5.2}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-03-20T20:20:32.279983Z","id":"CVE-2026-33302","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*","versionEndExcluding":"8.0.0.2","matchCriteriaId":"C78F19AD-BD18-4F61-8B1C-DD099DBC6D34"}]}]}],"references":[{"url":"https://github.com/openemr/openemr/commit/0ef9b1763029e52d43fcb4fd0ebb0769a7ec43d4","source":"security-advisories@github.com","tags":["Patch"]},{"url":"https://github.com/openemr/openemr/security/advisories/GHSA-v68v-pwc4-8p2m","source":"security-advisories@github.com","tags":["Exploit","Vendor Advisory"]}]}}]}