Description
ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 [Clipboard](https://ckeditor.com/cke4/addon/clipboard) package. The vulnerability allowed to abuse paste functionality using malformed HTML, which could result in injecting arbitrary HTML into the editor. It affects all users using the CKEditor 4 plugins listed above at version >= 4.5.2. The problem has been recognized and patched. The fix will be available in version 4.16.2.
Remediation
References
https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7889-rm5j-hpgg
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NYA354LJP47KCVJMTUO77ZCX3ZK42G3T/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UVOYN2WKDPLKCNILIGEZM236ABQASLGW/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WAGNWHFIQAVCP537KFFS2A2GDG66J7XD/
https://www.oracle.com/security-alerts/cpujan2022.html
https://www.oracle.com/security-alerts/cpuoct2021.html
Related Vulnerabilities
CVE-2019-10284 Vulnerability in maven package org.jenkins-ci.plugins:diawi-upload
CVE-2018-14637 Vulnerability in maven package org.keycloak:keycloak-services
CVE-2020-14966 Vulnerability in maven package org.webjars.bowergithub.kjur:jsrsasign
CVE-2020-2252 Vulnerability in maven package org.jenkins-ci.plugins:mailer