{"id":"DEBIAN-CVE-2026-18661","details":"In Eclipse Jetty, across various versions of `jetty-annotations`, and `jetty-eeN-annotations`, the Jakarta Spec authoritative url-pattern rules for mixed `@ServletSecurity` annotation, and `web.xml` defined `security-constraint` on the same `url-pattern` were not being applied if the `web.xml` had more than 1 `url-pattern` for a servlet, and had a `security-constraint` applying to only some of those `url-pattern` definitions.","modified":"2026-10-17T13:09:27.542946627Z","published":"2026-10-15T09:17:17.270Z","upstream":["CVE-2026-18661"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-18661"}],"affected":[{"package":{"name":"jetty12","ecosystem":"Debian:13","purl":"pkg:deb/debian/jetty12?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["12.0.17-3","12.0.17-3.1","12.0.17-3.1~deb13u1","12.0.32-1","12.0.32-2","12.0.33-1","12.0.39-1","12.0.40-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18661.json"}},{"package":{"name":"jetty12","ecosystem":"Debian:14","purl":"pkg:deb/debian/jetty12?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["12.0.17-3","12.0.17-3.1","12.0.17-3.1~deb13u1","12.0.32-1","12.0.32-2","12.0.33-1","12.0.39-1","12.0.40-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18661.json"}},{"package":{"name":"jetty9","ecosystem":"Debian:12","purl":"pkg:deb/debian/jetty9?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.4.50-4","9.4.50-4+deb12u1","9.4.50-4+deb12u2","9.4.50-4+deb12u3","9.4.51-1","9.4.51-2","9.4.52-1","9.4.53-1","9.4.54-1","9.4.55-1","9.4.56-1","9.4.57-0+deb12u1","9.4.57-1","9.4.57-1.1","9.4.57-1.1~deb12u1","9.4.57-1.1~deb13u1","9.4.58-1","9.4.58-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18661.json"}},{"package":{"name":"jetty9","ecosystem":"Debian:13","purl":"pkg:deb/debian/jetty9?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.4.57-1","9.4.57-1.1","9.4.57-1.1~deb12u1","9.4.57-1.1~deb13u1","9.4.58-1","9.4.58-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18661.json"}},{"package":{"name":"jetty9","ecosystem":"Debian:14","purl":"pkg:deb/debian/jetty9?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["9.4.57-1","9.4.57-1.1","9.4.57-1.1~deb12u1","9.4.57-1.1~deb13u1","9.4.58-1","9.4.58-2"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-18661.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}