{"id":"CVE-2021-31410","aliases":["EUVD-2021-18312","GHSA-42g8-5x99-8wwm"],"status":"published","title":"Project sources exposure in Vaadin Designer","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","severity":{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.0169,"percentile":0.77369,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-402","CWE-668"],"published":"2021-04-23T16:08:31Z","modified":"2026-10-24T10:30:30Z","products":[{"vendor":"codegearthemes","product":"designer"},{"vendor":"vaadin","product":"designer"}],"references":[{"url":"https://vaadin.com/security/cve-2021-31410","tags":["x_refsource_MISC","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-31410"},{"url":"https://github.com/advisories/GHSA-42g8-5x99-8wwm"}],"sources":{"cve":[{"id":"CVE-2021-31410","title":"Project sources exposure in Vaadin Designer","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","status":"published","published":"2021-04-23T16:08:31.003Z","modified":"2024-09-17T02:37:25.412Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-402"],"updated_at":"2026-11-02T14:33:05.665371Z"}],"euvd":[{"id":"EUVD-2021-18312","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","status":"published","published":"2021-04-23T16:08:31Z","modified":"2024-09-17T02:37:25Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-03T00:28:38.75517Z"}],"ghsa":[{"id":"GHSA-42g8-5x99-8wwm","title":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0...","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","status":"published","published":"2022-05-24T17:48:44Z","modified":"2023-01-29T05:06:31Z","cwes":["CWE-668"],"updated_at":"2026-11-02T14:46:02.943866Z"}],"nvd":[{"id":"CVE-2021-31410","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","status":"published","published":"2021-04-23T17:15:08.297Z","modified":"2026-06-17T03:51:43.833Z","cvss":[{"version":"3.1","score":8.6,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-402","CWE-668"],"updated_at":"2026-11-02T14:06:52.03307Z"}],"osv":[{"id":"CVE-2021-31410","description":"Overly relaxed configuration of frontend resources server in Vaadin Designer versions 4.3.0 through 4.6.3 allows remote attackers to access project sources via crafted HTTP request.","status":"published","published":"2021-04-23T17:15:08.297Z","modified":"2026-10-24T10:30:30.058241807Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"updated_at":"2026-11-02T15:44:19.483607Z"}]}}