Inclusion of Functionality from Untrusted Control Sphere Affecting ckeditor3 package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (57th percentile)

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  • Snyk IDSNYK-DEBIAN9-CKEDITOR3-2841159
  • published27 Jan 2021
  • disclosed26 Jan 2021

Introduced: 26 Jan 2021

CVE-2021-26271  (opens in a new tab)
CWE-829  (opens in a new tab)

How to fix?

There is no fixed version for Debian:9 ckeditor3.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ckeditor3 package and not the ckeditor3 package as distributed by Debian. See How to fix? for Debian:9 relevant fixed versions and status.

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).

CVSS Scores

version 3.1