Ubuntu.comUB:CVE-2021-32808CVE-2021-32808
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
EPSS
Percentile
50.8%
ckeditor is an open source WYSIWYG HTML editor with rich content support. A
vulnerability has been discovered in the clipboard Widget plugin if used
alongside the undo feature. The vulnerability allows a user to abuse undo
functionality using malformed widget HTML, which could result in executing
JavaScript code. It affects all users using the CKEditor 4 plugins listed
above at version >= 4.13.0. The problem has been recognized and patched.
The fix will be available in version 4.16.2.
References
github.com/ckeditor/ckeditor4/releases/tag/4.16.2
github.com/ckeditor/ckeditor4/security/advisories/GHSA-6226-h7ff-ch6c
launchpad.net/bugs/cve/CVE-2021-32808
nvd.nist.gov/vuln/detail/CVE-2021-32808
security-tracker.debian.org/tracker/CVE-2021-32808
ubuntu.com/security/notices/USN-5340-1
www.cve.org/CVERecord?id=CVE-2021-32808
Related
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:S/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
EPSS
Percentile
50.8%