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    CVE-2021-32809

    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.

    Published:Aug 12, 2021
    Last Modified:Nov 21, 2024
    EPS:Aug 12, 2021
    EPSS Score:0.00207
    CVSS Score:4.6

    Affected Products

    Vendor
    Ckeditor
    Product
    Ckeditor
    Vendor
    Fedoraproject
    Product
    Fedora
    Vendor
    Oracle
    Product
    Application Express
    Vendor
    Oracle
    Product
    Banking Party Management
    Vendor
    Oracle
    Product
    Commerce Guided Search
    Vendor
    Oracle
    Product
    Commerce Merchandising
    Vendor
    Oracle
    Product
    Documaker
    Vendor
    Oracle
    Product
    Financial Services Analytical Applications Infrastructure
    Vendor
    Oracle
    Product
    Jd Edwards Enterpriseone Tools
    Vendor
    Oracle
    Product
    Peoplesoft Enterprise Peopletools

    Exploits

    No exploit reference

    Related CVEs

    CVE-2025-13980 (CVSS 5.3) — Authentication Bypass Using an Alternate Path or Channel vulnerability in Drupal CKEditor 5 Premium Features a…
    CVE-2024-43407 (CVSS 6.1) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A potential vulnerability has been disco…
    CVE-2024-24816 (CVSS 6.1) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability vul…
    CVE-2024-24815 (CVSS 6.1) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability has…
    CVE-2023-31541 (CVSS 9.8) — A unrestricted file upload vulnerability was discovered in the ‘Browse and upload images’ feature of the CKEdi…
    CVE-2023-28439 (CVSS 4.7) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability has…
    CVE-2022-48110 (CVSS 6.1) — CKSource CKEditor 5 35.4.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the Full F…
    CVE-2022-24728 (CVSS 5.4) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A vulnerability has been discovered in t…
    CVE-2022-24729 (CVSS 6.5) — CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contai…
    CVE-2021-41165 (CVSS 8.2) — CKEditor4 is an open source WYSIWYG HTML editor. In affected version a vulnerability has been discovered in th…

    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
    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

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High