CVSS: 5.4EPSS: 0%CPEs: 15EXPL: 0CVE-2021-32809 – Arbitrary HTML injection vulnerability in ckeditor
https://notcve.org/view.php?id=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. • 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 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') CWE-94: Improper Control of Generation of Code ('Code Injection') •
CVSS: 6.5EPSS: 0%CPEs: 16EXPL: 0CVE-2021-26272
https://notcve.org/view.php?id=CVE-2021-26272
It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted URL-like text into the editor, and then press Enter or Space (in the Autolink plugin). Era posible ejecutar un ataque de tipo ReDoS dentro de CKEditor 4 versiones anteriores a 4.16, al persuadir a una víctima para pegar un texto similar a una URL en el editor y luego presionar Enter o Space (en el plugin Autolink) • https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-first https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416 https://www.oracle.com//security-alerts/cpujul2021.html https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpuoct2021.html • CWE-829: Inclusion of Functionality from Untrusted Control Sphere •
CVSS: 6.5EPSS: 0%CPEs: 11EXPL: 0CVE-2021-26271
https://notcve.org/view.php?id=CVE-2021-26271
It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted text into the Styles input of specific dialogs (in the Advanced Tab for Dialogs plugin). Era posible ejecutar un ataque de tipo ReDoS dentro de CKEditor 4 versiones anteriores a 4.16, al persuadir a una víctima para pegar un texto diseñado en la entrada Styles de cuadros de diálogo específicos (en la pestaña Advanced para el plugin Dialogs) • https://ckeditor.com/blog/CKEditor-4.16-with-improved-image-pasting-High-Contrast-support-and-a-new-color-API/#security-comes-first https://github.com/ckeditor/ckeditor4/blob/major/CHANGES.md#ckeditor-416 https://www.oracle.com//security-alerts/cpujul2021.html https://www.oracle.com/security-alerts/cpuoct2021.html • CWE-829: Inclusion of Functionality from Untrusted Control Sphere •
CVSS: 6.1EPSS: 0%CPEs: 5EXPL: 0CVE-2020-9440
https://notcve.org/view.php?id=CVE-2020-9440
A cross-site scripting (XSS) vulnerability in the WSC plugin through 5.5.7.5 for CKEditor 4 allows remote attackers to run arbitrary web script inside an IFRAME element by injecting a crafted HTML element into the editor. Una vulnerabilidad de tipo cross-site scripting (XSS) en el pluging WSC versiones hasta la versión 5.5.7.5 para CKEditor 4, permite a atacantes remotos ejecutar script web arbitrario dentro de un elemento IFRAME mediante la inyección de un elemento HTML especialmente diseñado en el editor. • https://ckeditor.com/blog/CKEditor-4.14-with-Paste-from-LibreOffice-released/#security-issues-fixed https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4 • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
CVSS: 6.1EPSS: 0%CPEs: 24EXPL: 0CVE-2020-9281
https://notcve.org/view.php?id=CVE-2020-9281
A cross-site scripting (XSS) vulnerability in the HTML Data Processor for CKEditor 4.0 before 4.14 allows remote attackers to inject arbitrary web script through a crafted "protected" comment (with the cke_protected syntax). Una vulnerabilidad de tipo cross-site scripting (XSS) en el HTML Data Processor for CKEditor versiones 4.0 anteriores a 4.14, permite a atacantes remotos inyectar script web arbitrario por medio de un comentario "protected" diseñado (con la sintaxis cke_protected). • https://github.com/ckeditor/ckeditor4 https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7OJ4BSS3VEAEXPNSOOUAXX6RDNECGZNO https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/L322YA73LCV3TO7ORY45WQDAFJVNKXBE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M4HHYQ6N452XTCIROFMJOTYEUWSB6FR4 https://www.oracle.com/security-alerts/cpuApr2021.html https://www.oracle.com/security-alerts/cpujan2021.html https://www.oracle. • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •