Inclusion of Functionality from Untrusted Control Sphere Affecting ckeditor package, versions <4.16.0+dfsg-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.19% (58th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-CKEDITOR-1065554
  • published27 Jan 2021
  • disclosed26 Jan 2021

Introduced: 26 Jan 2021

CVE-2021-26272  (opens in a new tab)
CWE-829  (opens in a new tab)

How to fix?

Upgrade Debian:unstable ckeditor to version 4.16.0+dfsg-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream ckeditor package and not the ckeditor package as distributed by Debian. See How to fix? for Debian:unstable 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 URL-like text into the editor, and then press Enter or Space (in the Autolink plugin).

CVSS Scores

version 3.1