{"id":"CVE-2021-33718","aliases":["EUVD-2021-20395","GHSA-rhfw-f382-2fcr"],"status":"published","title":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23...","description":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23.22), Mendix Applications using Mendix 8 (All versions \u003c V8.18.7), Mendix Applications using Mendix 9 (All versions \u003c V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00581,"percentile":0.48015,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2021-07-13T11:03:06Z","modified":"2026-06-17T03:55:06Z","products":[{"vendor":"siemens","product":"mendix"},{"vendor":"siemens","product":"mendix applications using mendix 7"},{"vendor":"siemens","product":"mendix applications using mendix 8"},{"vendor":"siemens","product":"mendix applications using mendix 9"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-352521.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-33718"},{"url":"https://github.com/advisories/GHSA-rhfw-f382-2fcr"}],"sources":{"cve":[{"id":"CVE-2021-33718","description":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23.22), Mendix Applications using Mendix 8 (All versions \u003c V8.18.7), Mendix Applications using Mendix 9 (All versions \u003c V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.","status":"published","published":"2021-07-13T11:03:06Z","modified":"2024-08-03T23:58:22.807Z","cwes":["CWE-863"],"updated_at":"2026-11-02T14:33:10.204494Z"}],"euvd":[{"id":"EUVD-2021-20395","description":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23.22), Mendix Applications using Mendix 8 (All versions \u003c V8.18.7), Mendix Applications using Mendix 9 (All versions \u003c V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.","status":"published","published":"2021-07-13T11:03:06Z","modified":"2024-08-03T23:58:22Z","updated_at":"2026-11-03T03:24:33.318275Z"}],"ghsa":[{"id":"GHSA-rhfw-f382-2fcr","title":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23...","description":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23.22), Mendix Applications using Mendix 8 (All versions \u003c V8.18.7), Mendix Applications using Mendix 9 (All versions \u003c V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.","status":"published","published":"2022-05-24T19:07:42Z","modified":"2023-01-30T05:00:42Z","cwes":["CWE-863"],"updated_at":"2026-11-02T14:46:15.885384Z"}],"nvd":[{"id":"CVE-2021-33718","description":"A vulnerability has been identified in Mendix Applications using Mendix 7 (All versions \u003c V7.23.22), Mendix Applications using Mendix 8 (All versions \u003c V8.18.7), Mendix Applications using Mendix 9 (All versions \u003c V9.3.0). Write access checks of attributes of an object could be bypassed, if user has a write permissions to the first attribute of this object.","status":"published","published":"2021-07-13T11:15:10.183Z","modified":"2026-06-17T03:55:06.037Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":3.5,"vector":"AV:N/AC:M/Au:S/C:N/I:P/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:06:55.747384Z"}]}}