{"id":"CLSA-2026-1786352989","summary":"Fix CVE(s): CVE-2026-59083","details":"   * SECURITY UPDATE: Security constraint bypass in the RewriteValve - the\n     decoded and normalized request URI used for subsequent security\n     constraint matching was produced with java.net.URLDecoder.decode(),\n     which applies form-encoding rules and converts '+' to a space instead\n     of performing proper URI percent-decoding\n     - debian/patches/CVE-2026-59083.patch: use Tomcat's UDecoder.URLDecode()\n       (already imported and used elsewhere in the class) instead of\n       java.net.URLDecoder.decode() to build the decoded request URI\n     - CVE-2026-59083","modified":"2026-10-26T09:31:52.975930970Z","published":"2026-08-10T09:09:59Z","upstream":["CVE-2026-59083"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/debian10els/CLSA-2026-1786352989.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59083"}],"affected":[{"package":{"name":"libtomcat9-embed-java","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libtomcat9-embed-java?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"libtomcat9-java","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/libtomcat9-java?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9-admin","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9-admin?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9-common","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9-common?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9-docs","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9-docs?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9-examples","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9-examples?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}},{"package":{"name":"tomcat9-user","ecosystem":"TuxCare:Debian:10","purl":"pkg:deb/tuxcare/tomcat9-user?distro=debian-10"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"9.0.31-1~deb10u12+tuxcare.els7"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/debian10els/CLSA-2026-1786352989.json"}}],"schema_version":"1.9.0"}