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Ckeditor CVE-2021-32809

MEDIUM
Code Injection (CWE-94)
2021-08-12 security-advisories@github.com
5.4
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
5.4 MEDIUM
AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None

Lifecycle Timeline

1
CVE Published
Aug 12, 2021 - 17:15 nvd
MEDIUM 5.4

DescriptionNVD

ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 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.

AnalysisAI

ckeditor is an open source WYSIWYG HTML editor with rich content support. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity. This Code Injection vulnerability could allow attackers to inject and execute arbitrary code within the application.

Technical ContextAI

This vulnerability is classified as Code Injection (CWE-94), which allows attackers to inject and execute arbitrary code within the application. ckeditor is an open source WYSIWYG HTML editor with rich content support. A potential vulnerability has been discovered in CKEditor 4 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. Affected products include: Ckeditor, Fedoraproject Fedora, Oracle Application Express, Oracle Banking Party Management, Oracle Commerce Guided Search. Version information: version 4.16.2..

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Never evaluate user-controlled input as code. Use sandboxing, disable dangerous functions, apply strict input validation.

CVE-2023-31541 CRITICAL POC
9.8 Jun 13

A unrestricted file upload vulnerability was discovered in the ‘Browse and upload images’ feature of the CKEditor v1.2.3

CVE-2021-33829 MEDIUM POC
6.1 Jun 09

A cross-site scripting (XSS) vulnerability in the HTML Data Processor in CKEditor 4 4.14.0 through 4.16.x before 4.16.1

CVE-2018-17960 MEDIUM POC
6.1 Nov 14

CKEditor 4.x before 4.11.0 allows user-assisted XSS involving a source-mode paste. Rated medium severity (CVSS 6.1), thi

CVE-2022-24729 HIGH
7.5 Mar 16

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. Rated high severity (CVSS 7.5), this vulnerability

CVE-2012-2067 MEDIUM
6.8 Sep 05

Unspecified vulnerability in the CKeditor module 6.x-2.x before 6.x-2.3 and the CKEditor module 6.x-1.x before 6.x-1.9 a

CVE-2021-26272 MEDIUM
6.5 Jan 26

It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted URL

CVE-2021-26271 MEDIUM
6.5 Jan 26

It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted tex

CVE-2024-43407 MEDIUM
6.1 Aug 21

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. Rated medium severity (CVSS 6.1), this vulnerabili

CVE-2024-24816 MEDIUM
6.1 Feb 07

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. Rated medium severity (CVSS 6.1), this vulnerabili

CVE-2024-24815 MEDIUM
6.1 Feb 07

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. Rated medium severity (CVSS 6.1), this vulnerabili

CVE-2023-4771 MEDIUM
6.1 Nov 16

A Cross-Site scripting vulnerability has been found in CKSource CKEditor affecting versions 4.15.1 and earlier. Rated me

CVE-2023-28439 MEDIUM
6.1 Mar 22

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. Rated medium severity (CVSS 6.1), this vulnerabili

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CVE-2021-32809 vulnerability details – vuln.today

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