{"id":"UBUNTU-CVE-2026-22735","details":"Spring MVC and WebFlux applications are vulnerable to stream corruption when using Server-Sent Events (SSE). This issue affects Spring Foundation: from 7.0.0 through 7.0.5, from 6.2.0 through 6.2.16, from 6.1.0 through 6.1.25, from 5.3.0 through 5.3.46.","modified":"2026-05-20T16:24:14.988119042Z","published":"2026-03-20T00:16:00Z","upstream":["CVE-2026-22735"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-22735"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-22735"},{"type":"REPORT","url":"https://spring.io/security/cve-2026-22735"}],"affected":[{"package":{"name":"libspring-java","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libspring-java?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.0.6.RELEASE-7","3.0.6.RELEASE-8","3.0.6.RELEASE-9","3.0.6.RELEASE-10","3.0.6.RELEASE-11","3.0.6.RELEASE-12","3.0.6.RELEASE-13","3.0.6.RELEASE-13ubuntu0.1~esm1","3.0.6.RELEASE-13ubuntu0.1~esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"libspring-aop-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-beans-java"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-context-java"},{"binary_name":"libspring-context-support-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-core-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-expression-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-instrument-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-jdbc-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-jms-java"},{"binary_name":"libspring-orm-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-oxm-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_name":"libspring-test-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-transaction-java"},{"binary_name":"libspring-web-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-web-portlet-java"},{"binary_name":"libspring-web-servlet-java","binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2"},{"binary_version":"3.0.6.RELEASE-13ubuntu0.1~esm2","binary_name":"libspring-web-struts-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22735.json"}},{"package":{"name":"libspring-java","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/libspring-java?arch=source&distro=esm-apps%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2.13-3","3.2.13-4","3.2.13-5","3.2.13-5ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-aop-java"},{"binary_name":"libspring-beans-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-context-java"},{"binary_name":"libspring-context-support-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_name":"libspring-core-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_name":"libspring-expression-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-instrument-java"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-jdbc-java"},{"binary_name":"libspring-jms-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-orm-java"},{"binary_name":"libspring-oxm-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-test-java"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-transaction-java"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-web-java"},{"binary_name":"libspring-web-portlet-java","binary_version":"3.2.13-5ubuntu0.1~esm1"},{"binary_version":"3.2.13-5ubuntu0.1~esm1","binary_name":"libspring-web-servlet-java"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-22735.json"}},{"package":{"name":"libspring-java","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/libspring-java?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.3.11-1","4.3.12-1","4.3.13-2","4.3.14-1","4.3.22-1~18.04","4.3.22-1~18.04.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"libspring-aop-java","binary_version":"4.3.22-1~18.04.1~esm1"},{"binary_version":"4.3.22-1~18.04.1~esm1","binary_name":"libspring-beans-java"},{"binary_name":"libspring-context-java","binary_version":"4.3.22-1~18.04.1~esm1"},{"binary_version":"4.3.22-1~18.04.1~esm1","binary_name":"libspring-context-support-java"},{"binary_version":"4.3.22-1~18.04.1~esm1","binary_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