{"id":"CVE-2018-8326","aliases":["EUVD-2018-19977","GHSA-g2j6-p9vm-4p3r"],"status":"published","title":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft...","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","severity":{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.02635,"percentile":0.85644,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2018-07-11T00:00:00Z","modified":"2026-10-24T10:31:02Z","products":[{"vendor":"microsoft","product":"web customizations"},{"vendor":"microsoft","product":"web_customizations"}],"references":[{"url":"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8326","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory","fix"]},{"url":"http://www.securitytracker.com/id/1041266","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"http://www.securityfocus.com/bid/104656","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-8326"},{"url":"https://github.com/advisories/GHSA-g2j6-p9vm-4p3r"}],"sources":{"cve":[{"id":"CVE-2018-8326","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","status":"published","published":"2018-07-11T00:00:00Z","modified":"2024-08-05T06:54:35.265Z","updated_at":"2026-11-02T14:35:04.172099Z"}],"euvd":[{"id":"EUVD-2018-19977","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","status":"published","published":"2018-07-11T00:00:00Z","modified":"2024-08-05T06:54:35Z","updated_at":"2026-11-03T02:40:03.169087Z"}],"ghsa":[{"id":"GHSA-g2j6-p9vm-4p3r","title":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft...","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","status":"published","published":"2022-05-14T03:01:05Z","modified":"2023-02-02T05:07:24Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:52:29.522501Z"}],"nvd":[{"id":"CVE-2018-8326","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","status":"published","published":"2018-07-11T00:29:02.507Z","modified":"2026-06-17T02:04:38.173Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/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-79"],"updated_at":"2026-11-02T14:04:32.929986Z"}],"osv":[{"id":"CVE-2018-8326","description":"A cross-site-scripting (XSS) vulnerability exists when an open source customization for Microsoft Active Directory Federation Services (AD FS) does not properly sanitize a specially crafted web request to an affected AD FS server, aka \"Open Source Customization for Active Directory Federation Services XSS Vulnerability.\" This affects Web Customizations.","status":"published","published":"2018-07-11T00:29:02.507Z","modified":"2026-10-24T10:31:02.873286576Z","cvss":[{"version":"3.0","score":5.4,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:09.74357Z"}]}}