{"id":"CVE-2023-6836","aliases":["GHSA-cr8h-fr86-8vfv"],"url":"https://o3.security/vulnerability/CVE-2023-6836","summary":"WSO2 products vulnerable to XML External Entity attack","details":"Multiple WSO2 products have been identified as vulnerable due to an XML External Entity (XXE) attack abuses a widely available but rarely used feature of XML parsers to access sensitive information.","published":"2023-12-15T10:15:09.407Z","modified":"2026-07-08T07:47:10.182193197Z","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":{"score":0.00482,"percentile":0.39087,"asOf":"2026-08-07"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.wso2.carbon.commons:org.wso2.carbon.ntask.core","fixedVersion":"4.7.24"},{"ecosystem":"Maven","name":"org.wso2.am:wso2am","fixedVersion":"4.0.0-beta"},{"ecosystem":"Maven","name":"org.wso2.carbon.registry:org.wso2.carbon.registry.extensions","fixedVersion":"4.7.31"},{"ecosystem":"Maven","name":"org.wso2.carbon.event-processing:org.wso2.carbon.event.processor.core","fixedVersion":"2.2.12"},{"ecosystem":"Maven","name":"org.wso2.carbon.analytics-common:org.wso2.carbon.event.input.adapter.core","fixedVersion":"5.2.23"},{"ecosystem":"Maven","name":"org.wso2.carbon.governance:org.wso2.carbon.governance.common","fixedVersion":"4.8.13"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://security.docs.wso2.com/en/latest/security-announcements/security-advisories/2021/WSO2-2020-0716/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T07:47:10.182193197Z"}}