{"id":"CVE-2020-10748","details":"A flaw was found in Keycloak's data filter, in version 10.0.1, where it allowed the processing of data URLs in some circumstances. This flaw allows an attacker to conduct cross-site scripting or further attacks.","aliases":["GHSA-hgpg-593r-hhvp"],"modified":"2026-08-07T11:31:33.204137677Z","published":"2020-09-16T18:15:12.547Z","database_specific":{"unresolved_ranges":[{"source":"CPE_RANGE","vendor_product":"redhat:single_sign-on","cpes":["cpe:2.3:a:redhat:single_sign-on:*:*:*:*:*:*:*:*"],"extracted_events":[{"fixed":"7.4.1"}]}]},"references":[{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1836786"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/keycloak/keycloak","events":[{"introduced":"9972f24dd2458ab200626cfa0e067fb774d772d1"},{"last_affected":"9972f24dd2458ab200626cfa0e067fb774d772d1"}],"database_specific":{"extracted_events":[{"introduced":"10.0.1"},{"last_affected":"10.0.1"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:redhat:keycloak:10.0.1:*:*:*:*:*:*:*"}}],"versions":["10.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-10748.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}