{"id":"CVE-2021-40440","aliases":["EUVD-2021-27617","GHSA-7hv9-m3f4-mcw5"],"status":"published","title":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","description":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01064,"percentile":0.64937,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2021-09-15T11:24:25Z","modified":"2026-08-10T18:32:17Z","products":[{"vendor":"microsoft","product":"dynamics_365_business_central"},{"vendor":"microsoft","product":"microsoft dynamics 365 business central 2020 release wave 2 – update 17.10"},{"vendor":"microsoft","product":"microsoft dynamics 365 business central 2021 release wave 1 - update 18.5"}],"references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-40440","tags":["vendor-advisory","patch"]},{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-40440","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-40440"},{"url":"https://github.com/advisories/GHSA-7hv9-m3f4-mcw5"}],"sources":{"cve":[{"id":"CVE-2021-40440","title":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","description":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","status":"published","published":"2021-09-15T11:24:25Z","modified":"2026-08-10T15:11:10.113Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C","level":"medium","assessor":"cna"}],"updated_at":"2026-11-02T14:33:01.495293Z"}],"euvd":[{"id":"EUVD-2021-27617","description":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","status":"published","published":"2021-09-15T11:24:25Z","modified":"2026-08-10T15:11:10Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C","level":"medium"}],"updated_at":"2026-11-02T18:02:04.543433Z"}],"ghsa":[{"id":"GHSA-7hv9-m3f4-mcw5","title":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","description":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","status":"published","published":"2022-05-24T19:14:40Z","modified":"2026-08-10T18:32:17Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:10:15.841734Z"}],"nvd":[{"id":"CVE-2021-40440","description":"Microsoft Dynamics Business Central Cross-site Scripting Vulnerability","status":"published","published":"2021-09-15T12:15:16.367Z","modified":"2026-08-10T16:18:12.787Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"},{"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-79"],"updated_at":"2026-11-02T14:06:58.502206Z"}]}}