{"id":"CLSA-2026-1784625369","summary":"tomcat: Fix of CVE-2026-59083","details":"- CVE-2026-59083: decode the rewritten URL with Tomcat's UDecoder.URLDecode()\n  instead of java.net.URLDecoder in the RewriteValve, fixing improper URL (hex)\n  encoding handling that could bypass security constraints for some\n  configurations (upstream tomcat 9.0.120)","modified":"2026-10-26T09:31:19.101502950Z","published":"2026-07-21T09:16:34Z","upstream":["CVE-2026-59083"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/tuxcare9.6esu/CLSA-2026-1784625369.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59083"}],"affected":[{"package":{"name":"tomcat","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-admin-webapps","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-admin-webapps?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-docs-webapp","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-docs-webapp?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-el-3.0-api","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-el-3.0-api?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-jsp-2.3-api","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-jsp-2.3-api?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-lib","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-lib?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-servlet-4.0-api","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-servlet-4.0-api?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}},{"package":{"name":"tomcat-webapps","ecosystem":"TuxCare:AlmaLinux:9.6","purl":"pkg:rpm/tuxcare/tomcat-webapps?distro=almalinux-9.6"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:9.0.87-3.el9_6.3.tuxcare.els10"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/almalinux9.6esu/CLSA-2026-1784625369.json"}}],"schema_version":"1.9.0"}