{"id":"UBUNTU-CVE-2022-24729","details":"CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.","modified":"2026-05-20T16:06:42.298671451Z","published":"2022-03-16T17:15:00Z","upstream":["CVE-2022-24729"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2022-24729"},{"type":"REPORT","url":"https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-f6rf-9m92-x2hh"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2022-24729"}],"affected":[{"package":{"name":"ldap-account-manager","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/ldap-account-manager?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.9-1","5.1-1","5.2-1","5.2-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.2-1ubuntu1","binary_name":"ldap-account-manager"},{"binary_version":"5.2-1ubuntu1","binary_name":"ldap-account-manager-lamdaemon"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"request-tracker4","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/request-tracker4?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.2.11-2","4.2.12-3","4.2.12-4","4.2.12-5"],"ecosystem_specific":{"binaries":[{"binary_version":"4.2.12-5","binary_name":"request-tracker4"},{"binary_name":"rt4-apache2","binary_version":"4.2.12-5"},{"binary_name":"rt4-clients","binary_version":"4.2.12-5"},{"binary_version":"4.2.12-5","binary_name":"rt4-db-mysql"},{"binary_name":"rt4-db-postgresql","binary_version":"4.2.12-5"},{"binary_name":"rt4-db-sqlite","binary_version":"4.2.12-5"},{"binary_name":"rt4-doc-html","binary_version":"4.2.12-5"},{"binary_name":"rt4-fcgi","binary_version":"4.2.12-5"},{"binary_name":"rt4-standalone","binary_version":"4.2.12-5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"ckeditor3","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ckeditor3?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6.6.1+dfsg-1"],"ecosystem_specific":{"binaries":[{"binary_name":"ckeditor3","binary_version":"3.6.6.1+dfsg-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"ldap-account-manager","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/ldap-account-manager?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.7-1","6.1-1","6.2-1"],"ecosystem_specific":{"binaries":[{"binary_version":"6.2-1","binary_name":"ldap-account-manager"},{"binary_name":"ldap-account-manager-lamdaemon","binary_version":"6.2-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"request-tracker4","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/request-tracker4?arch=source&distro=esm-apps%2Fbionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["4.4.1-5","4.4.2-1","4.4.2-2","4.4.2-2ubuntu0.1~esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"request-tracker4","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-apache2","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_version":"4.4.2-2ubuntu0.1~esm1","binary_name":"rt4-clients"},{"binary_name":"rt4-db-mysql","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-db-postgresql","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-db-sqlite","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-doc-html","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-fcgi","binary_version":"4.4.2-2ubuntu0.1~esm1"},{"binary_name":"rt4-standalone","binary_version":"4.4.2-2ubuntu0.1~esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"ckeditor3","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ckeditor3?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.6.6.1+dfsg-3","3.6.6.1+dfsg-4"],"ecosystem_specific":{"binaries":[{"binary_name":"ckeditor3","binary_version":"3.6.6.1+dfsg-4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-24729.json"}},{"package":{"name":"ldap-account-manager","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/ldap-account-manager?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["6.7-1"],"ecosystem_specific":{"binaries":[{"binary_name":"ldap-account-manager","binary_version":"6.7-1"},{"binary_name":"ldap-account-manager-lamdaemon","binary_version":"6.7-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-securi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