{"cve":"CVE-2018-11784","nvd":{"published":"2018-10-04T13:29:00.330","modified":"2026-10-15T18:17:08.530","status":"Modified","description":"When the default servlet in Apache Tomcat versions 9.0.0.M1 to 9.0.11, 8.5.0 to 8.5.33 and 7.0.23 to 7.0.90 returned a redirect to a directory (e.g. redirecting to '/foo/' when the user requested '/foo') a specially crafted URL could be used to cause the redirect to be generated to any URI of the attackers choice.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-601"],"references":["http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00030.html","http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00056.html","http://packetstormsecurity.com/files/163456/Apache-Tomcat-9.0.0M1-Open-Redirect.html","http://www.securityfocus.com/bid/105524","https://access.redhat.com/errata/RHSA-2019:0130"],"products":["apache:tomcat","canonical:ubuntu_linux","debian:debian_linux","netapp:snap_creator_framework","oracle:communications_application_session_controller","oracle:hospitality_guest_access","oracle:instantis_enterprisetrack","oracle:retail_order_broker","oracle:secure_global_desktop","redhat:enterprise_linux_desktop","redhat:enterprise_linux_server","redhat:enterprise_linux_server_aus","redhat:enterprise_linux_server_eus","redhat:enterprise_linux_server_tus","redhat:enterprise_linux_workstation"],"source":"nvd","synced_at":"2026-10-19T20:53:14.491561039+00:00"},"epss":{"cve":"CVE-2018-11784","score":0.9768,"percentile":0.99902,"date":"2026-10-25"},"kev":null,"osv":[{"id":"GHSA-5q99-f34m-67gc","url":"https://osv.dev/vulnerability/GHSA-5q99-f34m-67gc","summary":"Apache Tomcat Open Redirect vulnerability","modified":"2024-03-11T05:31:33.810503Z","packages":[{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=8.5.0 <8.5.34"],"fixed":["8.5.34"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=7.0.23 <7.0.91"],"fixed":["7.0.91"]},{"ecosystem":"Maven","name":"org.apache.tomcat.embed:tomcat-embed-core","purl":"pkg:maven/org.apache.tomcat.embed/tomcat-embed-core","ranges":[">=9.0.0 <9.0.12"],"fixed":["9.0.12"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}