{"id":"CVE-2021-28048","aliases":["EUVD-2021-14755","GHSA-hcjf-gxg6-hwvr"],"status":"published","title":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS...","description":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 allows a remote attacker to leak cross-origin data via a crafted HTML page.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00587,"percentile":0.4834,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-346"],"published":"2021-04-14T19:37:02Z","modified":"2026-06-17T03:45:46Z","products":[{"vendor":"devolutions","product":"devolutions_server"}],"references":[{"url":"https://devolutions.net/security/advisories/DEVO-2021-0004","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28048"},{"url":"https://github.com/advisories/GHSA-hcjf-gxg6-hwvr"}],"sources":{"cve":[{"id":"CVE-2021-28048","description":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 allows a remote attacker to leak cross-origin data via a crafted HTML page.","status":"published","published":"2021-04-14T19:37:02Z","modified":"2024-08-03T21:33:17.305Z","updated_at":"2026-11-02T14:33:08.811269Z"}],"euvd":[{"id":"EUVD-2021-14755","description":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 allows a remote attacker to leak cross-origin data via a crafted HTML page.","status":"published","published":"2021-04-14T19:37:02Z","modified":"2024-08-03T21:33:17Z","updated_at":"2026-11-03T03:24:47.80549Z"}],"ghsa":[{"id":"GHSA-hcjf-gxg6-hwvr","title":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS...","description":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 allows a remote attacker to leak cross-origin data via a crafted HTML page.","status":"published","published":"2022-05-24T17:47:37Z","modified":"2023-01-29T05:05:59Z","cwes":["CWE-346"],"updated_at":"2026-11-02T14:45:55.677123Z"}],"nvd":[{"id":"CVE-2021-28048","description":"An overly permissive CORS policy in Devolutions Server before 2021.1 and Devolutions Server LTS before 2020.3.18 allows a remote attacker to leak cross-origin data via a crafted HTML page.","status":"published","published":"2021-04-14T20:15:11.317Z","modified":"2026-06-17T03:45:46.433Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-346"],"updated_at":"2026-11-02T14:06:52.03307Z"}]}}