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Ubuntu 24.10: USN-7258-1 critical: ckeditor cross site scripting

ubuntu
Calendar Grey February 6, 2025
Dist Ubuntu Esm H88
Multiple vulnerabilities have been addressed in CKEditor impacting various Ubuntu releases. Ensure you remain informed for enhanced security.
Several security issues were fixed in CKEditor.

Summary

Several security issues were fixed in CKEditor.

Software Description:

- ckeditor: Text editor which can be embedded into web pages

Details:

Kevin Backhouse discovered that CKEditor did not properly sanitize HTML

content. An attacker could possibly use this issue to perform cross site

scripting and obtain sensitive information. This issue only affected

Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

(CVE-2022-24728)

It was discovered that CKEditor did not properly handle the creation of

editor instances in the Iframe Dialog and Media Embed packages. An

attacker could possibly use this issue to perform cross site scripting

and obtain sensitive information. This issue only affected

Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

(CVE-2023-28439)

It was discovered that CKEditor did not properly handle parsing HTML

content. An attacker could possibly use this issue to perform cross site

scripting and obtai...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory software patch cross site scripting Ubuntu update instructions ckeditor HTML sanitization

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 24.10
   ckeditor                        4.22.1+dfsg1-2ubuntu0.24.10.1

Ubuntu 24.04 LTS
   ckeditor 4.22.1+dfsg1-2ubuntu0.24.04.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 22.04 LTS
   ckeditor                        4.16.2+dfsg-1ubuntu0.1~esm1
                                   Available with Ubuntu Pro

Ubuntu 20.04 LTS
   ckeditor                        4.12.1+dfsg-1ubuntu0.1+esm1
                                   Available with Ubuntu Pro

Ubuntu 18.04 LTS
   ckeditor                        4.5.7+dfsg-2ubuntu0.18.04.1+esm1
                                   Available with Ubuntu Pro

Ubuntu 16.04 LTS
   ckeditor                        4.5.7+dfsg-2ubuntu0.16.04.1~esm2
                                   Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-7258-1

  CVE-2022-24728, CVE-2023-28439, CVE-2024-24815, CVE-2024-24816,

  CVE-2024-43411

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7258-1

Topics%20covered

Topics Covered

security advisory software patch cross site scripting Ubuntu update instructions ckeditor HTML sanitization

Package Information

https://launchpad.net/ubuntu/+source/ckeditor/4.22.1+dfsg1-2ubuntu0.24.10.1

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