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CVE

CWE

Training

CVE-2021-32809

Published: Aug 12, 2021

Modified: Aug 3, 2024

PUBLISHED

CVSS v3.1

4.6

MEDIUM

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.

Vendor	Product	Versions
ckeditor	ckeditor4	affected `>= 4.5.2, < 4.16.2`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

None

References

https://github.com/ckeditor/ckeditor4/security/advisories/GHSA-7889-rm5j-hpgg

x_refsource_CONFIRM

FEDORA-2021-51457da891

vendor-advisory

x_refsource_FEDORA

FEDORA-2021-72176a63a8

vendor-advisory

x_refsource_FEDORA

FEDORA-2021-87578dca12

vendor-advisory

x_refsource_FEDORA

https://www.oracle.com/security-alerts/cpuoct2021.html

x_refsource_MISC

https://www.oracle.com/security-alerts/cpujan2022.html

x_refsource_MISC

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