{"id":"CVE-2026-77128","summary":"Broken Access Control in extension \"Event management and registration\" (sf_event_mgt)","details":"The extension fails to enforce enable-field restrictions on a repository query parameter. An unauthenticated remote user can pass a demand-override parameter to view hidden or time-restricted events, unless the disableOverrideDemand plugin setting is active. Exploitation of this issue requires only that disableOverrideDemand is not enabled.","modified":"2026-08-28T11:47:31.769347702Z","published":"2026-08-25T09:00:44.929Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77128.json","cna_assigner":"TYPO3","cwe_ids":["CWE-862"]},"references":[{"type":"WEB","url":"https://packagist.org/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/77xxx/CVE-2026-77128.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77128"},{"type":"ADVISORY","url":"https://typo3.org/security/advisory/typo3-ext-sa-2026-023"},{"type":"PACKAGE","url":"https://github.com/derhansen/sf_event_mgt"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/derhansen/sf_event_mgt","events":[{"introduced":"85c08ab6a4cc537360cff3075c18b1c032235517"},{"fixed":"8388977e41921494c149dc38b092c8be42d9c64c"},{"introduced":"5410b3cc3ac10fe48c73e1159d40c1410727b61d"},{"fixed":"b9d4e60833ee8a9adb055150e2b56bdf5fa8504a"},{"introduced":"46400b6fae33c7a9084de2d786988720f43d37e0"},{"fixed":"6642237dd435fed4657d677e60fe8a87bfe62d88"},{"introduced":"6d23752cdf7477dd69a92465f2934ec40f79151b"},{"fixed":"397a331698d712c192518ff87956b41cda039f3e"},{"introduced":"0"},{"fixed":"cd54fc6c1840d98de8c1e183423eb5585354bb91"}],"database_specific":{"extracted_events":[{"introduced":"9.0.0"},{"fixed":"9.0.3"},{"introduced":"8.0.0"},{"fixed":"8.6.2"},{"introduced":"7.0.0"},{"fixed":"7.9.3"},{"introduced":"6.0.0"},{"fixed":"6.7.2"},{"introduced":"0"},{"fixed":"5.9.3"}],"source":"AFFECTED_FIELD"}}],"versions":["9.0.2","6.7.1","9.0.1","9.0.0","8.6.1","8.6.0","7.9.2","8.5.4","8.5.2","7.9.1","8.5.1","7.9.0","8.5.0","8.4.0","8.3.0","7.8.1","8.2.0","8.1.1","7.8.0","7.7.0","8.1.0","8.0.1","6.7.0","7.6.0","8.0.0","7.5.1","7.5.0","7.4.3","6.6.2","6.6.1","7.4.2","7.0.0","7.4.1","7.4.0","6.6.0","6.5.3","6.5.2","7.3.2","7.3.1","6.5.1","7.3.0","6.5.0","7.2.0","6.4.1","7.1.3","7.1.2","7.1.1","7.1.0","6.4.0","5.9.2","6.3.1","6.3.0","6.2.4","6.2.3","5.9.1","6.2.1","5.9.0","6.2.0","6.1.0","5.8.0","5.7.0","6.0.1","5.6.1","6.0.0","5.6.0","5.4.2","5.4.1","5.4.0","5.3.0","5.2.0","5.1.1","5.1.0","5.0.1","5.0.0","4.2.1","4.2.0","4.1.3","4.1.2","4.1.1","4.1.0","4.0.1","4.0.0","3.0.7","3.0.6","3.0.5","3.0.4","3.0.3","3.0.2","3.0.1","3.0.0","2.1.0","2.0.0","1.8.0","1.7.1","1.7.0","1.6.1","1.6.0","1.5.1","1.5.0","1.4.1","1.4.0","1.3.1","1.3.0","1.2.0","1.1.1","1.1.0","1.0.1","1.0.0","0.5.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-77128.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N"}]}